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Bobcat T650 Compact Track Loader Service Manual 6987172 - PDF DOWNLOAD

Bobcat T650 Compact Track Loader Service Manual 6987172 – PDF DOWNLOAD

Name: Bobcat T650 Compact Track Loader Service Manual 6987172 - PDF DOWNLOAD
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Bobcat T650 Compact Track Loader Service Manual 6987172 – PDF DOWNLOAD

S/N A3P011001 & Above
S/N A3P111001 & Above
S/N 1MLT11001 & Above

Category: Bobcat Tags: BOBCAT T650 COMPACT TRACK LOADER SERVICE, Bobcat T650 Compact Track Loader Service Manual 6987172, Bobcat T650 Compact Track Loader Service Manual 6987172 - PDF DOWNLOAD Vendor: Grader Docs

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Description

Description

Bobcat T650 Compact Track Loader Service Manual 6987172 – PDF DOWNLOAD

FILE DETAILS:

Bobcat T650 Compact Track Loader Service Manual 6987172 – PDF DOWNLOAD

Language : English
Pages : 1316
Downloadable : Yes
File Type : PDF

IMAGES PREVIEW OF THE MANUAL:

DESCRIPTION:

Bobcat T650 Compact Track Loader Service Manual 6987172 – PDF DOWNLOAD

S/N A3P011001 & Above
S/N A3P111001 & Above
S/N 1MLT11001 & Above

FOREWORD:

This manual is for the Bobcat loader mechanic. It provides necessary servicing and adjustment procedures for the Bobcat loader and its component parts and systems. Refer to the Operation & Maintenance Manual for operating instructions, starting procedure, daily checks, etc.

A general inspection of the following items must be made after the loader has had service or repair:

1. Check that the ROPS / FOPS (Including side screens) is in good condition and is not modified.

2. Check that ROPS mounting hardware is tightened and is Bobcat approved.

3. The seat belt must be correctly installed, functional and in good condition.

4. The seat bar must be correctly adjusted, clean and lubricated.

5. Check lift arm support device, replace if damaged.

6. Machine signs (decals) must be legible and in the correct location.

7. Steering levers, hand controls and foot pedals must return to neutral (as applicable).

8. Check for correct function of the work lights.

9. The parking brake must function correctly.

10. Enclosure door latches must open and close freely.

11. Bob-Tach® attachment mounting system wedges and linkages must function correctly and be in good condition.

12. Safety treads must be in good condition.

13. Check for correct function of indicator lamps.

14. Check all machine fluid levels.

15. Inspect for fuel, oil or hydraulic fluid leaks.

SAFETY INSTRUCTIONS:

The following publications provide information on the safe use and maintenance of the Bobcat machine and attachments:

• The Delivery Report is used to assure that complete instructions have been given to the new owner and that the machine is in safe operating condition.

• The Operation & Maintenance Manual delivered with the machine or attachment contains operating information as well as routine maintenance and service procedures. It is a part of the machine and can be stored in a container provided on the machine. Replacement Operation & Maintenance Manuals can be ordered from your Bobcat dealer.

• Machine signs (decals) instruct on the safe operation and care of your Bobcat machine or attachment. The signs and their locations are shown in the Operation & Maintenance Manual. Replacement signs are available from your Bobcat dealer.

• An Operator’s Handbook fastened to the operator cab. It’s brief instructions are convenient to the operator. The handbook is available from your dealer in an English edition or one of many other languages. See your Bobcat dealer for more information on translated versions.

• The AEM Safety Manual delivered with the machine gives general safety information.

• The Service Manual and Parts Manual are available from your dealer for use by mechanics to do shoptype service and repair work.

TABLE OF CONTENTS:

Bobcat T650 Compact Track Loader Service Manual 6987172 – PDF DOWNLOAD

MAINTENANCE SAFETY...................................................................................... 3
CONTENTS................................................................................................ 5
FOREWORD................................................................................................ 7
FOREWORD............................................................................................ 9
SAFETY INSTRUCTIONS................................................................................. 11
FIRE PREVENTION..................................................................................... 13
Maintenance..................................................................................... 13
Operation....................................................................................... 13
Electrical...................................................................................... 13
Hydraulic System................................................................................ 13
Fueling......................................................................................... 13
Starting........................................................................................ 13
Spark Arrester Exhaust System................................................................... 13
Welding And Grinding............................................................................ 14
Fire Extinguishers.............................................................................. 14
SERIAL NUMBER LOCATIONS............................................................................. 15
Loader Serial Number............................................................................ 15
Engine Serial Number............................................................................ 15
DELIVERY REPORT..................................................................................... 16
LOADER IDENTIFICATION............................................................................... 17
SAFETY & MAINTENANCE.................................................................................... 19
LIFTING AND BLOCKING THE LOADER..................................................................... 23
Procedure....................................................................................... 23
LIFT ARM SUPPORT DEVICE............................................................................. 25
Installing...................................................................................... 25
Removing........................................................................................ 26
OPERATOR CAB........................................................................................ 27
Description..................................................................................... 27
Raising......................................................................................... 28
Lowering........................................................................................ 29
Cab Door Sensor................................................................................. 30
Special Application Kit......................................................................... 31
Special Applications Kit Inspection And Maintenance............................................. 31
Forestry Door And Window Kit.................................................................... 32
Forestry Door And Window Kit Inspection And Maintenance......................................... 32
TRANSPORTING THE LOADER ON A TRAILER................................................................ 33
Loading And Unloading........................................................................... 33
Fastening....................................................................................... 33
TOWING THE LOADER................................................................................... 35
Procedure....................................................................................... 35
REMOTE START TOOL KIT - MEL1563..................................................................... 37
Remote Start Tool - MEL1563..................................................................... 37
Service Tool Harness Communicator - MEL1566..................................................... 38
Remote Start Procedure.......................................................................... 39
REMOTE START TOOL (SERVICE TOOL) KIT - 7217666...................................................... 43
Description..................................................................................... 43
Remote Start Tool (Service Tool) - 7022042...................................................... 44
Loader Service Tool Harness - 6689747........................................................... 45
Computer Service Tool Harness - 6689746......................................................... 46
Remote Start Procedure.......................................................................... 47
SERVICE SCHEDULE.................................................................................... 51
Chart........................................................................................... 51
AIR CLEANER SERVICE................................................................................. 53
Replacing Filter Elements....................................................................... 53
ENGINE COOLING SYSTEM............................................................................... 55
Maintenance Platform............................................................................ 55
Cooling System Identification................................................................... 55
Cleaning (Earlier Models)....................................................................... 56
Cleaning (Later Models)......................................................................... 58
Checking Level.................................................................................. 60
Removing And Replacing Coolant.................................................................. 60
FUEL SYSTEM......................................................................................... 61
Fuel Specifications............................................................................. 61
Biodiesel Blend Fuel............................................................................ 61
Filling The Fuel Tank........................................................................... 62
Fuel Filter..................................................................................... 63
Removing Air From The Fuel System............................................................... 63
ENGINE LUBRICATION SYSTEM........................................................................... 65
Checking And Adding Engine Oil.................................................................. 65
Engine Oil Chart................................................................................ 65
Removing And Replacing Oil And Filter........................................................... 66
HYDRAULIC / HYDROSTATIC SYSTEM...................................................................... 69
Checking And Adding Fluid....................................................................... 69
Hydraulic / Hydrostatic Fluid Chart............................................................. 69
Removing And Replacing Hydraulic Fluid.......................................................... 70
Hydraulic / Hydrostatic Filter Identification................................................... 72
Removing And Replacing Hydraulic / Hydrostatic Filter (Hex Head Filter Cap)..................... 73
Removing And Replacing Hydraulic / Hydrostatic Filter (Square Head Filter Cap).................. 74
Removing And Replacing Hydraulic / Hydrostatic Filter (Bolt-on Filter Cap)...................... 75
Removing And Replacing Hydraulic Charge Filter.................................................. 76
Breather Cap.................................................................................... 78
BOB-TACH (HAND LEVER)............................................................................... 79
Inspection And Maintenance...................................................................... 79
BOB-TACH (POWER).................................................................................... 81
Inspection And Maintenance...................................................................... 81
LUBRICATING THE LOADER.............................................................................. 83
Lubrication Locations........................................................................... 83
Track Roller And Idler Lubrication.............................................................. 86
SPARK ARRESTER MUFFLER.............................................................................. 87
Cleaning Procedure.............................................................................. 87
PIVOT PINS.......................................................................................... 89
Inspection And Maintenance...................................................................... 89
LOADER STORAGE AND RETURN TO SERVICE................................................................ 91
Storage......................................................................................... 91
Return To Service............................................................................... 91
STOPPING THE ENGINE AND LEAVING THE LOADER.......................................................... 93
Procedure....................................................................................... 93
EMERGENCY EXIT...................................................................................... 95
Rear Window Identification...................................................................... 95
Rear Window Removal (Latches)................................................................... 95
Rear Window Removal (Rubber Cord)............................................................... 95
External Access (Rear Window With Latches)...................................................... 96
External Access (Rear Window With Rubber Cord).................................................. 96
Front Door...................................................................................... 96
SEAT BELT........................................................................................... 99
Inspection And Maintenance...................................................................... 99
HYDRAULIC SYSTEM........................................................................................ 101
HYDRAULIC / HYDROSTATIC SCHEMATICS.................................................................. 107
HYDRAULIC SYSTEM INFORMATION........................................................................ 131
Glossary Of Hydraulic / Hydrostatic Symbols..................................................... 131
Troubleshooting................................................................................. 135
CYLINDER (LIFT)..................................................................................... 137
Testing......................................................................................... 137
Removal And Installation........................................................................ 138
Parts Identification............................................................................ 142
Disassembly..................................................................................... 143
Assembly........................................................................................ 145
CYLINDER (TILT)..................................................................................... 149
Testing......................................................................................... 149
Removal And Installation........................................................................ 150
Base End Pivot Pin Removal And Installation..................................................... 152
Parts Identification (Early Models)............................................................. 153
Parts Identification (Later Models)............................................................. 154
Disassembly..................................................................................... 155
Assembly........................................................................................ 158
CYLINDER (BOB-TACH)................................................................................. 161
Testing......................................................................................... 161
Removal And Installation........................................................................ 162
Parts Identification............................................................................ 163
Disassembly..................................................................................... 164
Assembly........................................................................................ 165
MAIN RELIEF VALVE (EARLY MODELS).................................................................... 169
Description..................................................................................... 169
Testing......................................................................................... 170
Adjusting....................................................................................... 172
Removal And Installation........................................................................ 173
MAIN RELIEF VALVE (LATER MODELS).................................................................... 175
Description..................................................................................... 175
Testing......................................................................................... 176
Main Relief Valve Adjustment.................................................................... 178
Main Relief Valve Removal And Installation...................................................... 178
Auxiliary Relief Valve Adjustment............................................................... 179
Auxiliary Relief Valve Removal And Installation................................................. 180
HYDRAULIC CONTROL VALVE (STANDARD) (EARLY MODELS)................................................... 181
Description..................................................................................... 181
Removal And Installation........................................................................ 182
Mount Bracket Removal And Installation.......................................................... 185
Identification Chart............................................................................ 186
Lift Load Check Valve Removal And Installation.................................................. 187
Load Check Valve Removal And Installation (Tilt And Auxiliary).................................. 188
Anti-Cavitation Valve Removal And Installation (Lift, Rod End).................................. 189
Port Relief / Anti-Cavitation Valve Removal And Installation (Lift, Base End)................... 189
Port Relief / Anti-Cavitation Valve Removal And Installation (Tilt, Base End)................... 190
Port Relief / Anti-Cavitation Valve Removal And Installation (Tilt, Rod End).................... 190
Port Relief Valve Removal And Installation...................................................... 191
Plug Removal And Installation................................................................... 192
Rubber Boot Removal And Installation............................................................ 193
End Cap Block Removal And Installation.......................................................... 194
Lift Spool And Detent Removal And Installation.................................................. 195
Tilt Spool Removal And Installation............................................................. 205
Auxiliary Spool Removal And Installation........................................................ 207
Auxiliary Solenoid Removal And Installation..................................................... 208
Solenoid Removal And Installation............................................................... 209
Lock Valve Removal And Installation............................................................. 210
Lift Arm Bypass Orifice Removal And Installation................................................ 212
Main Relief Valve Removal And Installation...................................................... 212
Check Valve Removal And Installation............................................................ 213
HYDRAULIC CONTROL VALVE (STANDARD) (LATER MODELS)................................................... 215
Description..................................................................................... 215
Removal And Installation........................................................................ 216
Mount Bracket Removal And Installation.......................................................... 219
Identification Chart............................................................................ 220
Lift Load Check Valve Removal And Installation.................................................. 221
Load Check Valve Removal And Installation (Tilt And Auxiliary).................................. 222
Anti-Cavitation Valve Removal And Installation (Lift, Rod End).................................. 223
Port Relief / Anti-Cavitation Valve Removal And Installation (Lift, Base End)................... 223
Port Relief / Anti-Cavitation Valve Removal And Installation (Tilt, Base End)................... 224
Port Relief / Anti-Cavitation Valve Removal And Installation (Tilt, Rod End).................... 224
Port Relief Valve Removal And Installation...................................................... 225
Plug Removal And Installation................................................................... 227
Rubber Boot Removal And Installation............................................................ 228
End Cap Block Removal And Installation.......................................................... 228
Lift Spool And Detent Removal And Installation.................................................. 229
Tilt Spool Removal And Installation............................................................. 237
Auxiliary Spool Removal And Installation........................................................ 239
Auxiliary Solenoid Removal And Installation..................................................... 240
Solenoid Removal And Installation............................................................... 241
Lock Valve Removal And Installation............................................................. 242
Lift Arm Bypass Orifice Removal And Installation................................................ 244
Main Relief Valve Removal And Installation...................................................... 244
Auxiliary Relief Valve Removal And Installation................................................. 245
Check Valve Removal And Installation............................................................ 245
HYDRAULIC CONTROL VALVE (ACS) OR (SJC) (EARLY MODELS)............................................... 247
Description..................................................................................... 247
Removal And Installation........................................................................ 248
Actuator Removal And Installation (In Loader)................................................... 252
Actuator Removal And Installation (Out Of Loader)............................................... 254
Identification Chart............................................................................ 257
Mount Bracket Removal And Installation.......................................................... 258
Lift Load Check Valve Removal And Installation.................................................. 258
Load Check Valve Removal And Installation (Tilt And Auxiliary).................................. 259
Anti-Cavitation Valve Removal And Installation (Lift, Rod End).................................. 260
Port Relief / Anti-Cavitation Valve Removal And Installation (Lift, Base End)................... 260
Port Relief / Anti-Cavitation Valve Removal And Installation (Tilt, Base End)................... 261
Port Relief / Anti-Cavitation Valve Removal And Installation (Tilt, Rod End).................... 261
Port Relief Valve Removal And Installation...................................................... 262
Plug Removal And Installation................................................................... 263
End Cap Block Removal And Installation.......................................................... 264
Lift Spool Removal And Installation............................................................. 265
Tilt Spool Removal And Installation............................................................. 270
Auxiliary Spool Removal And Installation........................................................ 272
Auxiliary Solenoid Removal And Installation..................................................... 273
Solenoid Removal And Installation............................................................... 274
Lock Valve Removal And Installation............................................................. 275
Lift Arm Bypass Orifice Removal And Installation................................................ 276
Main Relief Valve Removal And Installation...................................................... 276
Check Valve Removal And Installation............................................................ 277
HYDRAULIC CONTROL VALVE (ACS) OR (SJC) (LATER MODELS)............................................... 279
Description..................................................................................... 279
Removal And Installation........................................................................ 279
Actuator Removal And Installation (In Loader)................................................... 283
Actuator Removal And Installation (Out Of Loader)............................................... 284
Identification Chart............................................................................ 287
Mount Bracket Removal And Installation.......................................................... 288
Lift Load Check Valve Removal And Installation.................................................. 288
Load Check Valve Removal And Installation (Tilt And Auxiliary).................................. 289
Anti-Cavitation Valve Removal And Installation (Lift, Rod End).................................. 290
Port Relief / Anti-Cavitation Valve Removal And Installation (Lift, Base End)................... 290
Port Relief / Anti-Cavitation Valve Removal And Installation (Tilt, Base End)................... 291
Port Relief / Anti-Cavitation Valve Removal And Installation (Tilt, Rod End).................... 291
Port Relief Valve Removal And Installation...................................................... 292
Plug Removal And Installation................................................................... 294
End Cap Block Removal And Installation.......................................................... 295
Lift Spool Removal And Installation............................................................. 295
Lift Spool Disassembly And Assembly............................................................. 297
Tilt Spool Removal And Installation............................................................. 298
Auxiliary Spool Removal And Installation........................................................ 300
Auxiliary Solenoid Removal And Installation..................................................... 301
Solenoid Removal And Installation............................................................... 302
Lock Valve Removal And Installation............................................................. 303
Lift Arm Bypass Orifice Removal And Installation................................................ 305
Main Relief Valve Removal And Installation...................................................... 305
Auxiliary Relief Valve Removal And Installation................................................. 306
Check Valve Removal And Installation............................................................ 306
LIFT ARM BYPASS CONTROL VALVE....................................................................... 309
Description..................................................................................... 309
Testing......................................................................................... 309
Removal And Installation........................................................................ 310
Bracket Removal And Installation................................................................ 311
Disassembly And Assembly........................................................................ 311
HYDRAULIC PUMP...................................................................................... 313
Description..................................................................................... 313
Pump Test At Quick Couplers..................................................................... 314
Direct Pump Test (Standard Section)............................................................. 315
Direct Pump Test (Charge Section)............................................................... 317
Removal And Installation........................................................................ 319
Hydraulic Pump Startup.......................................................................... 322
Parts Identification............................................................................ 323
Disassembly And Assembly........................................................................ 324
HYDRAULIC PUMP (HIGH FLOW).......................................................................... 325
Description..................................................................................... 325
Pump Test At Quick Couplers..................................................................... 326
Direct Pump Test (Standard Section)............................................................. 327
Direct Pump Test (Charge Section)............................................................... 329
Direct Pump Test (High Flow Section)............................................................ 331
High Flow Relief Valve Adjustment............................................................... 333
High Flow Relief Valve Removal And Installation................................................. 334
Solenoid Removal And Installation............................................................... 335
Removal And Installation........................................................................ 336
Hydraulic Pump Startup.......................................................................... 338
Parts Identification............................................................................ 339
Disassembly And Assembly........................................................................ 340
HYDRAULIC / HYDROSTATIC FILTERS..................................................................... 341
Description..................................................................................... 341
Housing Removal And Installation................................................................ 342
HYDRAULIC FLUID RESERVOIR........................................................................... 345
Description..................................................................................... 345
Removal And Installation........................................................................ 345
Hydraulic Fluid Screen.......................................................................... 346
OIL COOLER.......................................................................................... 347
Description..................................................................................... 347
Removal And Installation........................................................................ 347
BUCKET POSITION VALVE............................................................................... 349
Description..................................................................................... 349
Solenoid Removal And Installation............................................................... 349
Solenoid Testing................................................................................ 351
Removal And Installation........................................................................ 351
Disassembly And Assembly........................................................................ 353
REAR AUXILIARY DIVERTER VALVE....................................................................... 355
Description..................................................................................... 355
Solenoid Testing................................................................................ 356
Removal And Installation........................................................................ 357
Disassembly And Assembly........................................................................ 359
BOB-TACH (POWER) BLOCK.............................................................................. 365
Description..................................................................................... 365
Removal And Installation........................................................................ 365
Disassembly And Assembly (Early Models)......................................................... 367
Disassembly And Assembly (Later Models)......................................................... 371
BOB-TACH (POWER) BLOCK (S/N A3P019128 AND A3P112976 & ABOVE)........................................ 379
Description..................................................................................... 379
Testing Relief Valve............................................................................ 380
Removal And Installation........................................................................ 382
Disassembly And Assembly........................................................................ 384
FRONT AUXILIARY HYDRAULIC COUPLER BLOCK............................................................. 389
Description..................................................................................... 389
Removal And Installation........................................................................ 390
Disassembly And Assembly (FFI/FI)............................................................... 390
Disassembly And Assembly (FFH/FH)............................................................... 392
HYDROSTATIC SYSTEM...................................................................................... 395
HYDROSTATIC SYSTEM INFORMATION...................................................................... 397
Description..................................................................................... 397
Troubleshooting................................................................................. 398
HYDROSTATIC DRIVE MOTOR............................................................................. 399
Description..................................................................................... 399
Removing And Replacing Fluid.................................................................... 399
Removal And Installation........................................................................ 400
Parts Identification............................................................................ 402
Disassembly And Assembly........................................................................ 404
HYDROSTATIC DRIVE MOTOR (TWO SPEED) (S/N A3P011001 - A3P014874 AND A3P111001 - A3P112374)........... 417
Description..................................................................................... 417
Removing And Replacing Fluid.................................................................... 417
Removal And Installation........................................................................ 418
Parts Identification............................................................................ 420
Disassembly And Assembly........................................................................ 422
HYDROSTATIC DRIVE MOTOR (TWO-SPEED) (S/N A3P014875 & ABOVE AND S/N A3P112375 & ABOVE)............... 435
Description..................................................................................... 435
Removing And Replacing Fluid.................................................................... 435
Removal And Installation........................................................................ 436
Parts Identification............................................................................ 438
Disassembly And Assembly........................................................................ 440
CHARGE PRESSURE..................................................................................... 453
Description..................................................................................... 453
Testing......................................................................................... 453
Sender Removal And Installation................................................................. 455
Adjusting....................................................................................... 456
HYDROSTATIC PUMP.................................................................................... 459
Description..................................................................................... 459
Removal And Installation........................................................................ 460
Hydrostatic Pump Startup........................................................................ 461
Replenishing / High Pressure Relief Valve Removal And Installation.............................. 462
Parts Identification (Left Half)................................................................ 463
Parts Identification (Right Half)............................................................... 464
Disassembly..................................................................................... 465
Assembly........................................................................................ 472
HYDROSTATIC PUMP (SJC).............................................................................. 479
Description..................................................................................... 479
Hydraulic Controller Removal And Installation................................................... 480
Removal And Installation........................................................................ 482
Hydrostatic Pump Startup........................................................................ 484
Parts Identification............................................................................ 485
High Pressure Relief And Bypass Valve........................................................... 486
Charge Relief Valve............................................................................. 487
Disassembly And Assembly........................................................................ 488
Mechanical Neutral Adjustment................................................................... 501
Hydraulic Controller Neutral Adjustment......................................................... 504
DRIVE BELT.......................................................................................... 507
Belt Adjustment................................................................................. 507
Stop Adjustment................................................................................. 507
Belt Replacement................................................................................ 508
Tensioner Pulley Removal And Installation....................................................... 510
Tensioner Pulley Disassembly And Assembly....................................................... 511
TWO-SPEED / BRAKE VALVE (S/N A3P011001 - A3P014874 AND S/N A3P111001 - A3P112374)................... 513
Description..................................................................................... 513
Valve Block Removal And Installation............................................................ 514
Valve Block Disassembly And Assembly............................................................ 516
TWO-SPEED / BRAKE VALVE (S/N A3P014875 & ABOVE AND A3P112375 & ABOVE)............................... 519
Description..................................................................................... 519
Valve Block Removal And Installation............................................................ 520
Valve Block Disassembly And Assembly............................................................ 522
DRAIN MANIFOLD...................................................................................... 525
Description..................................................................................... 525
Drain Manifold Removal And Installation......................................................... 525
DRIVE SYSTEM............................................................................................ 527
BRAKE............................................................................................... 529
Description..................................................................................... 529
Block Removal And Installation.................................................................. 529
Block Disassembly And Assembly.................................................................. 531
BRAKE (TWO-SPEED)................................................................................... 533
Description..................................................................................... 533
TRACK UNDERCARRIAGE COMPONENTS (SOLID-MOUNTED)...................................................... 535
Description..................................................................................... 535
Checking Tension................................................................................ 536
Adjusting Tension............................................................................... 537
Track Removal And Installation.................................................................. 538
Idler (Front) Removal And Installation.......................................................... 540
Track Tensioner Disassembly And Assembly........................................................ 543
Idler (Rear) Removal And Installation........................................................... 545
Roller Removal And Installation................................................................. 545
Sprocket Removal And Installation (Single Speed)................................................ 546
Sprocket Removal And Installation (Two Speed)................................................... 546
Track Housing Removal And Installation.......................................................... 547
TRACK UNDERCARRIAGE COMPONENTS (ROLLER SUSPENSION).................................................. 549
Description..................................................................................... 549
Checking Tension................................................................................ 550
Adjusting Tension............................................................................... 551
Track Removal And Installation.................................................................. 552
Idler (Front) Removal And Installation.......................................................... 554
Track Tensioner Disassembly And Assembly........................................................ 557
Idler (Rear) Removal And Installation........................................................... 559
Roller Removal And Installation................................................................. 559
Leaf Spring Removal And Installation............................................................ 560
Sprocket Removal And Installation (Single Speed)................................................ 561
Sprocket Removal And Installation (Two Speed)................................................... 561
Track Housing Removal And Installation.......................................................... 562
TRACK UNDERCARRIAGE COMPONENTS (SOLID-MOUNTED) (S/N A3P020001, A3P114001 & ABOVE)................... 563
Description..................................................................................... 563
Checking (Solid-Mounted Undercarriage).......................................................... 565
Adjusting (Solid-Mounted Undercarriage) (Earlier Models With Two Track Tension Fittings)........ 566
Adjusting (Solid-Mounted Undercarriage) (Later Models With One Track Tension Fitting)........... 567
Track Removal And Installation.................................................................. 568
Idler (Front) Removal And Installation.......................................................... 571
Track Tensioner Removal And Installation........................................................ 572
Track Tensioner Disassembly And Assembly........................................................ 573
Idler (Rear) Removal And Installation........................................................... 575
Roller Removal And Installation................................................................. 575
Sprocket Removal And Installation (Single Speed)................................................ 576
Sprocket Removal And Installation (Two Speed)................................................... 576
TRACK UNDERCARRIAGE COMPONENTS (ROLLER SUSPENSION) (S/N A3P020001, A3P114001 & ABOVE)............... 577
Description..................................................................................... 577
Checking (Roller Suspension Undercarriage)...................................................... 579
Adjusting (Roller Suspension Undercarriage) (Earlier Models With Two Track Tension Fittings).... 580
Adjusting (Roller Suspension Undercarriage) (Later Models With One Track Tension Fitting)....... 581
Track Removal And Installation.................................................................. 582
Idler (Front) Removal And Installation.......................................................... 585
Track Tensioner Removal And Installation........................................................ 586
Track Tensioner Disassembly And Assembly........................................................ 587
Idler (Rear) Removal And Installation........................................................... 589
Roller Removal And Installation................................................................. 589
Leaf Spring Removal And Installation............................................................ 590
Sprocket Removal And Installation (Single Speed)................................................ 591
Sprocket Removal And Installation (Two Speed)................................................... 591
TRACK MAINTENANCE................................................................................... 593
Track Damage Identification..................................................................... 593
MAINFRAME............................................................................................... 605
SEAT BAR............................................................................................ 609
Description..................................................................................... 609
Removal And Installation........................................................................ 609
Disassembly And Assembly........................................................................ 610
Compression Spring Disassembly And Assembly..................................................... 611
OPERATOR CAB........................................................................................ 613
Gas Spring Removal And Installation............................................................. 613
Gas Spring Bracket Disassembly And Assembly..................................................... 614
Removal And Installation........................................................................ 614
OPERATOR SEAT (SUSPENSION).......................................................................... 617
Removal And Installation........................................................................ 617
Slide Rail Removal And Installation............................................................. 617
Seat Belt Removal And Installation.............................................................. 618
Lower Cushion Removal........................................................................... 618
Lower Cushion Installation...................................................................... 619
Back Cushion Removal And Installation........................................................... 619
Shock Removal And Installation.................................................................. 620
3-Point Seat Belt Removal And Installation...................................................... 620
BOB-TACH (HAND LEVER)............................................................................... 623
Description..................................................................................... 623
Removal And Installation........................................................................ 624
Lever And Wedge Disassembly And Assembly........................................................ 626
Pivot Pin Bushing And Seal Removal And Installation............................................. 627
BOB-TACH (POWER).................................................................................... 629
Description..................................................................................... 629
Removal And Installation........................................................................ 629
Lever And Wedge Disassembly And Assembly........................................................ 632
Pivot Pin Bushing And Seal Removal And Installation............................................. 633
LIFT ARMS........................................................................................... 635
Stabilizer Bar Removal And Installation......................................................... 635
Link Removal And Installation................................................................... 636
Removal And Installation........................................................................ 638
REAR GRILLE......................................................................................... 641
Identification.................................................................................. 641
Lockable Handle Rear Grille..................................................................... 642
Clamping Knob Rear Grille....................................................................... 643
Slide In Rear Grille............................................................................ 644
REAR DOOR (TAILGATE)................................................................................ 647
Removal And Installation........................................................................ 647
Striker Removal And Installation................................................................ 648
Striker Disassembly And Assembly................................................................ 648
Striker (Adjusting)............................................................................. 648
Latch Removal And Installation (Early Models)................................................... 649
Latch Removal And Installation (Later Models)................................................... 650
FUEL TANK........................................................................................... 651
Removal And Installation........................................................................ 651
Fuel Level Sender Removal And Installation...................................................... 653
Fuel Fill Screen Removal And Installation....................................................... 653
CONTROL PEDALS AND LINKAGES......................................................................... 655
Description..................................................................................... 655
Pedal Removal And Installation.................................................................. 655
Linkage Removal And Installation................................................................ 656
Pedal (Adjusting)............................................................................... 657
Floor Pan Removal And Installation.............................................................. 658
CONTROL PEDALS AND LINKAGES (ACS)................................................................... 659
Description..................................................................................... 659
Pedal Removal And Installation.................................................................. 659
Linkage Removal And Installation................................................................ 660
Pedal (Adjusting)............................................................................... 660
Floor Pan Removal And Installation.............................................................. 661
CONTROL PANEL....................................................................................... 663
Description..................................................................................... 663
Removal And Installation........................................................................ 664
Disassembly And Assembly........................................................................ 666
Linkage Removal And Installation................................................................ 668
Pintle Arm Disassembly And Assembly............................................................. 671
Linkage Neutral (Adjusting)..................................................................... 672
Linkage Travel (Adjusting)...................................................................... 676
Shock Removal And Installation.................................................................. 680
CONTROL PANEL (SJC)................................................................................. 681
Description..................................................................................... 681
Removal And Installation........................................................................ 682
CONTROL HANDLE / LEVER.............................................................................. 683
Description..................................................................................... 683
Lever Removal And Installation.................................................................. 683
Boot Removal And Installation................................................................... 683
CONTROL HANDLE / LEVER (ACS)........................................................................ 685
Description..................................................................................... 685
Handle Sensor Removal And Installation.......................................................... 685
Handle Removal And Installation................................................................. 688
Handle Disassembly And Assembly................................................................. 689
Lever Removal And Installation.................................................................. 689
Boot Removal And Installation................................................................... 690
CONTROL HANDLE / LEVER (SJC)........................................................................ 691
Description..................................................................................... 691
Joystick Testing................................................................................ 691
Joystick Removal And Installation............................................................... 692
ACCESS PANEL (INSIDE)............................................................................... 693
Removal And Installation (Left)................................................................. 693
Removal And Installation (Right)................................................................ 693
ACCESS PANEL (INSIDE) (SJC)......................................................................... 695
Removal And Installation (Left)................................................................. 695
Removal And Installation (Right)................................................................ 695
WINDOW (REAR)....................................................................................... 697
Removal And Installation........................................................................ 697
Rear Window Removal (Latches)................................................................... 697
Rear Window Removal (Rubber Cord)............................................................... 698
External Access (Rear Window With Latches)...................................................... 698
External Access (Rear Window With Rubber Cord).................................................. 699
WINDOW (TOP)........................................................................................ 701
Removal And Installation........................................................................ 701
WINDOW (SIDE)....................................................................................... 703
Removal And Installation........................................................................ 703
CAB DOOR............................................................................................ 705
Description..................................................................................... 705
Removal And Installation........................................................................ 705
Disassembly And Assembly........................................................................ 706
Aligning........................................................................................ 707
Adjusting....................................................................................... 708
Checking Operation.............................................................................. 708
ARMREST............................................................................................. 709
Description..................................................................................... 709
Removal And Installation........................................................................ 710
Disassembly And Assembly........................................................................ 711
LEFT SIDE LOWER PANEL............................................................................... 715
Removal And Installation........................................................................ 715
Disassembly And Assembly........................................................................ 717
RIGHT SIDE LOWER PANEL.............................................................................. 719
Removal And Installation........................................................................ 719
Disassembly And Assembly........................................................................ 721
HEADLINER........................................................................................... 723
Removal And Installation........................................................................ 723
ELECTRICAL SYSTEM & ANALYSIS............................................................................ 725
ELECTRICAL SCHEMATICS............................................................................... 731
ELECTRICAL SYSTEM INFORMATION....................................................................... 905
Glossary Of Electrical Symbols.................................................................. 905
Standard Cab Harness Connectors................................................................. 908
Deluxe Cab Harness Connectors................................................................... 909
Mainframe Harness Connectors.................................................................... 910
Description..................................................................................... 911
Troubleshooting................................................................................. 912
Fuse And Relay Location / Identification........................................................ 913
Solenoid Testing................................................................................ 915
BATTERY............................................................................................. 917
Removal And Installation........................................................................ 917
Servicing....................................................................................... 918
Using A Booster Battery (Jump Starting)......................................................... 919
ALTERNATOR.......................................................................................... 921
Belt Adjustment................................................................................. 921
Belt Replacement................................................................................ 921
Charging System Inspection...................................................................... 923
Alternator Voltage Testing...................................................................... 924
Low Voltage Testing............................................................................. 924
High Voltage Testing............................................................................ 925
Removal And Installation........................................................................ 926
Parts Identification............................................................................ 928
STARTER............................................................................................. 929
Testing......................................................................................... 929
Removal And Installation........................................................................ 929
Parts Identification............................................................................ 930
INSTRUMENT PANELS................................................................................... 931
Left Panel (Early Models)....................................................................... 931
Left Panel (Later Models)....................................................................... 933
Display Screen.................................................................................. 935
Right Panel (Standard Key Panel)................................................................ 936
Right Panel (Keyless Start Panel)............................................................... 937
Right Panel (Deluxe Instrumentation Panel)...................................................... 938
Left Switch Panel............................................................................... 940
Right Switch Panel.............................................................................. 940
Left Side Lower Panel........................................................................... 941
Right Side Lower Panel.......................................................................... 941
Left Panel Removal And Installation............................................................. 942
Right Panel (Standard Key Panel) Removal And Installation....................................... 942
Right Panel (Keyless Start Panel) Removal And Installation...................................... 943
Right Panel (Deluxe Instrumentation Panel) Removal And Installation............................. 943
Key Switch Disassembly And Assembly............................................................. 944
Alarm Disassembly And Assembly.................................................................. 944
Left Switch Panel Removal And Installation...................................................... 945
Right Switch Panel Removal And Installation..................................................... 945
LIGHTS.............................................................................................. 947
Front Removal And Installation.................................................................. 947
Rear Removal And Installation................................................................... 948
Cab Light Removal And Installation (Early Model)................................................ 948
Cab Light Removal And Installation (Later Model)................................................ 949
BOBCAT CONTROLLERS (GATEWAY AND AUXILIARY).......................................................... 951
Description..................................................................................... 951
Connector Identification........................................................................ 952
Removal And Installation........................................................................ 958
BOBCAT CONTROLLER (ACS)............................................................................. 959
Description..................................................................................... 959
Connector And Wire Identification............................................................... 960
Removal And Installation........................................................................ 961
BOBCAT CONTROLLER (SJC) (DRIVE)..................................................................... 963
Description..................................................................................... 963
Connector Identification........................................................................ 964
Removal And Installation........................................................................ 966
SPEED SENSORS (SJC)................................................................................. 967
Description..................................................................................... 967
Testing......................................................................................... 967
Removal And Installation........................................................................ 968
DIAGNOSTIC SERVICE CODES............................................................................ 971
Viewing Service Codes........................................................................... 971
Service Codes List.............................................................................. 972
BOBCAT INTERLOCK CONTROL SYSTEM (BICS™)............................................................. 979
Description..................................................................................... 979
Inspecting The BICS™ (Engine STOPPED - Key ON).................................................. 980
Inspecting Deactivation Of The Auxiliary Hydraulics System (Engine STOPPED - Key ON)............ 980
Inspecting The Seat Bar Sensor (Engine RUNNING)................................................. 980
Inspecting The Traction Lock (Engine RUNNING)................................................... 980
Inspecting The Lift Arm Bypass Control.......................................................... 980
Inspecting Deactivation Of Lift And Tilt Functions (ACS And SJC)................................ 980
Troubleshooting................................................................................. 981
SEAT BAR SENSOR..................................................................................... 983
Description..................................................................................... 983
Troubleshooting................................................................................. 983
Testing......................................................................................... 984
Removal And Installation........................................................................ 985
Bobcat Interlock Control System (BICS™) Circuit Test............................................ 988
TRACTION LOCK....................................................................................... 991
Description..................................................................................... 991
Troubleshooting................................................................................. 992
Inspecting...................................................................................... 993
CONTROL SYSTEM (ACS)................................................................................ 995
Description..................................................................................... 995
Troubleshooting................................................................................. 995
Handle Sensor Connector Disassembly And Assembly................................................ 996
Switch Handle Removal........................................................................... 997
Switch Handle Installation......................................................................1000
Actuator Connector Disassembly And Assembly.....................................................1002
Handle Lock Solenoid Removal And Installation...................................................1003
Handle Lock Solenoid Disassembly And Assembly...................................................1004
Foot Sensor Removal And Installation............................................................1005
Foot Sensor Disassembly And Assembly............................................................1006
Foot Sensor Lock Solenoid Removal And Installation..............................................1006
ELECTRICAL / HYDRAULIC CONTROLS.....................................................................1007
Identification Chart............................................................................1007
Description.....................................................................................1008
Identification Chart ACD Group 0................................................................1009
Identification Chart ACD Group 1................................................................1010
Identification Chart ACD Group 2................................................................1011
Identification Chart ACD Group 3................................................................1012
ELECTRICAL / HYDRAULIC CONTROLS (ACS)...............................................................1013
Identification Chart............................................................................1013
Description.....................................................................................1014
Identification Chart ACD Group 0................................................................1015
Identification Chart ACD Group 1................................................................1016
Identification Chart ACD Group 2................................................................1017
Identification Chart ACD Group 3................................................................1018
ELECTRICAL / HYDRAULIC CONTROLS (SJC)...............................................................1019
Identification Chart............................................................................1019
Description.....................................................................................1020
Identification Chart ACD Group 0................................................................1021
Identification Chart ACD Group 1................................................................1022
Identification Chart ACD Group 2................................................................1023
Identification Chart ACD Group 3................................................................1024
SERVICE PC (LAPTOP COMPUTER)........................................................................1025
Connecting Remote Start Tool....................................................................1025
Connecting Remote Start Tool (Service Tool).....................................................1025
CALIBRATION.........................................................................................1027
Description.....................................................................................1027
Actuator Testing................................................................................1028
Lift And Tilt Calibration (SJC).................................................................1030
Hydrostatic Pump Calibration (SJC)..............................................................1032
Lift And Tilt Calibration (ACS).................................................................1037
STEERING DRIFT COMPENSATION (OPERATOR MODE).........................................................1039
Description.....................................................................................1039
Operation.......................................................................................1039
STEERING DRIFT COMPENSATION (SERVICE MODE)..........................................................1041
Description.....................................................................................1041
Operation.......................................................................................1041
FLYWHEEL RPM SENSOR.................................................................................1043
Description.....................................................................................1043
Removal And Installation........................................................................1044
CONTROL PANEL SETUP.................................................................................1045
Right Panel Setup (Deluxe Instrumentation Panel)................................................1045
PASSWORD SETUP (DELUXE INSTRUMENTATION PANEL).......................................................1049
Password Description............................................................................1049
Changing The Owner Password.....................................................................1049
Changing The User Passwords.....................................................................1050
Password Lockout Feature........................................................................1050
PASSWORD SETUP (KEYLESS START PANEL)................................................................1051
Password Description............................................................................1051
Changing The Owner Password.....................................................................1051
Password Lockout Feature........................................................................1051
MAINTENANCE CLOCK...................................................................................1053
Description.....................................................................................1053
Setup...........................................................................................1053
Reset...........................................................................................1057
BACK-UP ALARM SYSTEM................................................................................1059
Description.....................................................................................1059
Inspecting......................................................................................1059
Adjusting Switch Position.......................................................................1060
Troubleshooting (Standard And ACS)..............................................................1061
Troubleshooting (Joystick)......................................................................1062
Alarm Removal And Installation..................................................................1063
Switch Removal And Installation.................................................................1063
FRONT HORN..........................................................................................1065
Removal And Installation........................................................................1065
Troubleshooting.................................................................................1066
Troubleshooting (Joystick)......................................................................1067
ENGINE SERVICE..........................................................................................1069
ENGINE INFORMATION..................................................................................1073
Specifications..................................................................................1074
Torque Values...................................................................................1077
Troubleshooting.................................................................................1077
Engine Removal And Installation.................................................................1079
Engine Mount Replacement........................................................................1086
Compression - Testing...........................................................................1087
ENGINE SPEED CONTROL................................................................................1089
Removal And Installation........................................................................1089
Disassembly And Assembly........................................................................1089
Cable Removal And Installation..................................................................1090
ENGINE SPEED CONTROL (SJC) (EARLY MODELS)...........................................................1091
Removal And Installation........................................................................1091
Disassembly And Assembly........................................................................1092
ENGINE SPEED CONTROL (SJC) (LATER MODELS)...........................................................1095
Removal And Installation........................................................................1095
Disassembly And Assembly........................................................................1096
MUFFLER.............................................................................................1099
Removal And Installation........................................................................1099
AIR CLEANER.........................................................................................1101
Housing Removal And Installation................................................................1101
Housing Bracket Removal And Installation........................................................1102
ENGINE COOLING SYSTEM (EARLY MODELS)................................................................1103
Radiator Removal And Installation...............................................................1103
Hydraulic Fan Description.......................................................................1105
Fan Duct Removal And Installation...............................................................1106
Hydraulic Fan Motor Assembly Removal And Installation...........................................1106
Hydraulic Fan Motor Removal And Installation....................................................1107
Hydraulic Fan Motor Disassembly And Assembly....................................................1108
Blower Housing Removal And Installation.........................................................1110
Water Pump Removal And Installation.............................................................1110
Water Pump Disassembly And Assembly.............................................................1111
Thermostat Housing Removal And Installation.....................................................1112
Thermostat - Testing............................................................................1113
ENGINE COOLING SYSTEM (LATER MODELS)................................................................1115
Radiator / Oil Cooler Removal And Installation..................................................1115
Hydraulic Fan Description.......................................................................1118
Fan Duct Removal And Installation...............................................................1118
Hydraulic Fan Motor Assembly Removal And Installation...........................................1119
Hydraulic Fan Motor Removal And Installation....................................................1120
Hydraulic Fan Motor Disassembly And Assembly....................................................1122
Blower Housing Removal And Installation.........................................................1127
Water Pump Removal And Installation.............................................................1128
Water Pump Disassembly And Assembly.............................................................1128
Thermostat Housing Removal And Installation.....................................................1129
Thermostat - Testing............................................................................1130
LUBRICATION SYSTEM..................................................................................1131
Oil Pan Removal And Installation................................................................1131
Oil Pump Removal And Installation...............................................................1131
Relief Valve - Testing..........................................................................1132
Oil Pump Inspection.............................................................................1132
Oil Filter Cooler Removal And Installation......................................................1133
Engine Oil Pressure - Testing...................................................................1134
FUEL SYSTEM.........................................................................................1135
Fuel Shutoff Solenoid - Testing.................................................................1135
Fuel Shutoff Solenoid Removal And Installation..................................................1135
Fuel Injection Pump - Testing...................................................................1136
Fuel Injection Pump Assembly Removal And Installation...........................................1137
Governor Housing Disassembly And Assembly.......................................................1140
Governor Disassembly And Assembly...............................................................1142
Fuel Camshaft Removal And Installation..........................................................1144
Fuel Injection Pump Removal And Installation....................................................1147
Fuel Injection Pump - Timing....................................................................1149
Fuel Injector Removal And Installation..........................................................1151
Fuel Injector Nozzle Pressure - Testing.........................................................1152
Nozzle Spray Condition..........................................................................1153
Valve Seat Tightness............................................................................1153
CYLINDER HEAD.......................................................................................1155
Glow Plugs - Testing............................................................................1155
Glow Plugs Removal And Installation.............................................................1155
Valve Clearance Adjustment......................................................................1156
Valve Timing - Inspecting.......................................................................1157
Cylinder Head Removal And Installation..........................................................1158
Cylinder Head Disassembly And Assembly..........................................................1161
Cylinder Head - Servicing.......................................................................1161
Cylinder Head Top Clearance.....................................................................1162
Valve Guide - Inspecting........................................................................1162
Valve Guide Removal And Installation............................................................1163
Reconditioning The Valve And Valve Seat.........................................................1163
Valve Spring....................................................................................1165
Valve Tappets...................................................................................1166
Rocker Arm And Shaft - Checking.................................................................1167
Bridge Arm And Bridge Arm Shaft - Checking......................................................1167
Bridge Arm Shaft - Removal And Installation.....................................................1168
Push Rod Alignment - Inspecting.................................................................1169
CRANKSHAFT AND PISTONS..............................................................................1171
Piston And Connecting Rod Removal And Installation..............................................1171
Piston And Connecting Rod - Servicing...........................................................1172
Cylinder Bore - Measuring.......................................................................1175
Connecting Rod Alignment........................................................................1176
Crankshaft Gear Removal And Installation........................................................1176
Crankshaft And Bearings Removal And Installation................................................1177
Crankshaft And Bearings - Servicing.............................................................1179
CAMSHAFT AND TIMING GEARS...........................................................................1183
Timing Gearcase Cover Removal...................................................................1183
Timing Gearcase Cover Installation..............................................................1184
Timing Gears Backlash - Measuring...............................................................1187
Idler Gear And Camshaft Removal And Installation................................................1187
Camshaft - Servicing............................................................................1188
Idler Gear And Shaft - Servicing................................................................1189
TURBOCHARGER........................................................................................1191
Description.....................................................................................1191
Testing.........................................................................................1191
Removal And Installation........................................................................1192
FLYWHEEL AND HOUSING................................................................................1195
Flywheel Removal And Installation...............................................................1195
Ring Gear Removal And Installation..............................................................1197
Housing Removal And Installation................................................................1197
EXHAUST GAS RECIRCULATION (EGR) SYSTEM..............................................................1199
Description.....................................................................................1199
Testing.........................................................................................1200
Removal And Installation........................................................................1203
Disassembly And Assembly........................................................................1204
HEATING, VENTILATION, AIR CONDITIONING (HVAC)...........................................................1205
AIR CONDITIONING SYSTEM FLOW........................................................................1207
Description.....................................................................................1207
Chart...........................................................................................1208
Components......................................................................................1209
Safety Equipment................................................................................1212
REGULAR MAINTENANCE.................................................................................1213
Filters.........................................................................................1213
Compressor Drive Belt Adjustment................................................................1214
Compressor Drive Belt Replacement...............................................................1214
Condenser.......................................................................................1214
Air Conditioning Lubrication....................................................................1214
Air Conditioning Service Chart..................................................................1215
Evaporator / Heater Coil........................................................................1216
TROUBLESHOOTING.....................................................................................1219
Blower Motor Does Not Operate...................................................................1219
Blower Motor Operates Normally, But Air Flow Is Insufficient....................................1219
Insufficient Cooling Although Air Flow And Compressor Operation Are Normal......................1219
The Compressor Does Not Operate At All, Or Operates Improperly..................................1219
Gauge Pressure Related Troubleshooting..........................................................1220
Troubleshooting Tree............................................................................1222
Temperature / Pressure Chart....................................................................1226
Poor A/C Performance............................................................................1228
HVAC Repair And Leaks...........................................................................1229
Electrical System...............................................................................1230
Engine Coolant Bypassing The Heater Valve.......................................................1237
Heater Valve Not Opening Or Closing.............................................................1238
SYSTEM CHARGING AND RECLAMATION.....................................................................1239
Refrigerant Identification......................................................................1239
Reclamation And Charging With Recovery / Charging Unit..........................................1240
COMPRESSOR..........................................................................................1243
Removal And Installation........................................................................1243
Oil.............................................................................................1244
Oil Check.......................................................................................1245
CONDENSER (EARLY MODELS)............................................................................1247
Removal And Installation........................................................................1247
CONDENSER (LATER MODELS)............................................................................1249
Removal And Installation........................................................................1249
RECEIVER / DRIER (EARLY MODELS).....................................................................1251
Receiver / Drier Removal And Installation.......................................................1251
Pressure Relief Valve Removal And Installation..................................................1252
Pressure Switch Removal And Installation........................................................1253
Schrader® Valve Removal And Installation........................................................1254
RECEIVER / DRIER (LATER MODELS).....................................................................1255
Receiver / Drier Removal And Installation.......................................................1255
Pressure Switch Removal And Installation........................................................1256
Schrader® Valve Removal And Installation........................................................1256
EVAPORATOR / HEATER UNIT............................................................................1257
Removal And Installation (Early Models).........................................................1257
Removal And Installation (Later Models).........................................................1258
THERMOSTAT..........................................................................................1259
Description.....................................................................................1259
Removal And Installation (Early Models).........................................................1260
Removal And Installation (Later Models).........................................................1261
EXPANSION VALVE.....................................................................................1263
Removal And Installation (Early Models).........................................................1263
Removal And Installation (Later Models).........................................................1265
EVAPORATOR COIL.....................................................................................1267
Removal And Installation (Early Models).........................................................1267
Removal And Installation (Later Models).........................................................1269
HEATER COIL.........................................................................................1271
Removal And Installation (Early Models).........................................................1271
Removal And Installation (Later Models).........................................................1273
BLOWER FAN..........................................................................................1275
Removal And Installation........................................................................1275
Disassembly And Assembly........................................................................1276
HEATER VALVE........................................................................................1279
Removal And Installation (Early Models).........................................................1279
Removal And Installation (Later Models).........................................................1280
EVAPORATOR / HEATER COVER...........................................................................1281
Removing........................................................................................1281
Installing......................................................................................1281
SPECIFICATIONS..........................................................................................1283
(T650) LOADER SPECIFICATIONS........................................................................1285
Machine Dimensions..............................................................................1285
Performance.....................................................................................1286
Engine..........................................................................................1286
Drive System....................................................................................1286
Controls........................................................................................1287
Hydraulic System................................................................................1287
Electrical System...............................................................................1288
Capacities......................................................................................1288
Tracks..........................................................................................1288
Ground Pressure.................................................................................1288
TORQUE SPECIFICATIONS FOR BOLTS.....................................................................1289
Torque For General SAE Bolts....................................................................1289
Torque For General Metric Bolts.................................................................1290
HYDRAULIC CONNECTION SPECIFICATIONS.................................................................1291
Straight Thread O-ring Fitting..................................................................1291
Flare Fitting...................................................................................1292
Tubelines And Hoses.............................................................................1292
HYDRAULIC / HYDROSTATIC FLUID SPECIFICATIONS........................................................1293
Specifications..................................................................................1293
CONVERSIONS.........................................................................................1295
Decimal And Millimeter Equivalent Chart.........................................................1295
U.S. To Metric Conversion Chart.................................................................1295
SERVICE TOOLS REQUIRED..............................................................................1297
Remote Start Tools..............................................................................1297
Hydraulic Tools.................................................................................1298
Mainframe And Drive Tools.......................................................................1301
Electrical Tools................................................................................1304
Engine Tools....................................................................................1305
HVAC Tools......................................................................................1310
ALPHABETICAL INDEX......................................................................................1311

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Bobcat T650 Compact Track Loader Service Manual 6987172 – PDF DOWNLOAD

Bobcat T650 Compact Track Loader Service Manual 6987172 – PDF DOWNLOAD

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Bobcat T650 Compact Track Loader Service Manual 6987172 – PDF DOWNLOAD

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