Bobcat T630 Compact Track Loader Service Manual 6987164 – PDF DOWNLOAD
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Bobcat T630 Compact Track Loader Service Manual 6987164 – PDF DOWNLOAD
Description
Bobcat T630 Compact Track Loader Service Manual 6987164 – PDF DOWNLOAD
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Bobcat T630 Compact Track Loader Service Manual 6987164 – PDF DOWNLOAD
Language : English
Pages : 1308
Downloadable : Yes
File Type : PDF
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DESCRIPTION:
Bobcat T630 Compact Track Loader Service Manual 6987164 – PDF DOWNLOAD
S/N A7PU11001 & Above
S/N A7PV11001 & 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:
TABLE OF CONTENTS:
Bobcat T630 Compact Track Loader Service Manual 6987164 – 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 Applications 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............................................. 39 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 Maintenance Intervals................................................................... 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...................................................... 84 SPARK ARRESTER MUFFLER...................................................................... 85 Cleaning Procedure...................................................................... 85 PIVOT PINS.................................................................................. 87 Inspection And Maintenance.............................................................. 87 LOADER STORAGE AND RETURN TO SERVICE........................................................ 89 Storage................................................................................. 89 Return To Service....................................................................... 89 STOPPING THE ENGINE AND LEAVING THE LOADER.................................................. 91 Procedure............................................................................... 91 EMERGENCY EXIT.............................................................................. 93 Rear Window Identification.............................................................. 93 Rear Window Removal (Latches)........................................................... 93 Rear Window Removal (Rubber Cord)....................................................... 93 External Access (Rear Window With Latches).............................................. 94 External Access (Rear Window With Rubber Cord).......................................... 94 Front Door.............................................................................. 94 SEAT BELT................................................................................... 97 Inspection And Maintenance.............................................................. 97 HYDRAULIC SYSTEM................................................................................ 99 HYDRAULIC / HYDROSTATIC SCHEMATICS.......................................................... 105 HYDRAULIC SYSTEM INFORMATION................................................................ 129 Glossary Of Hydraulic / Hydrostatic Symbols............................................. 129 Troubleshooting......................................................................... 133 CYLINDER (LIFT)............................................................................. 135 Testing................................................................................. 135 Removal And Installation................................................................ 136 Parts Identification.................................................................... 138 Disassembly............................................................................. 139 Assembly................................................................................ 141 CYLINDER (TILT)............................................................................. 145 Testing................................................................................. 145 Removal And Installation................................................................ 146 Base End Pivot Pin Removal And Installation............................................. 148 Parts Identification (Early Models)..................................................... 149 Parts Identification (Later Models)..................................................... 150 Disassembly............................................................................. 151 Assembly................................................................................ 153 CYLINDER (BOB-TACH)......................................................................... 157 Testing................................................................................. 157 Removal And Installation................................................................ 158 Parts Identification.................................................................... 159 Disassembly............................................................................. 160 Assembly................................................................................ 161 MAIN RELIEF VALVE (EARLY MODELS)............................................................ 165 Description............................................................................. 165 Testing................................................................................. 166 Adjusting............................................................................... 168 Removal And Installation................................................................ 169 MAIN RELIEF VALVE (LATER MODELS)............................................................ 171 Description............................................................................. 171 Testing................................................................................. 172 Main Relief Valve Adjustment............................................................ 174 Main Relief Valve Removal And Installation.............................................. 174 Auxiliary Relief Valve Adjustment....................................................... 175 Auxiliary Relief Valve Removal And Installation......................................... 176 HYDRAULIC CONTROL VALVE (STANDARD) (EARLY MODELS)........................................... 177 Description............................................................................. 177 Removal And Installation................................................................ 178 Mount Bracket Removal And Installation.................................................. 181 Identification Chart.................................................................... 182 Lift Load Check Valve Removal And Installation.......................................... 183 Load Check Valve Removal And Installation (Tilt And Auxiliary).......................... 184 Anti-Cavitation Valve Removal And Installation (Lift, Rod End).......................... 185 Port Relief / Anti-Cavitation Valve Removal And Installation (Lift, Base End)........... 185 Port Relief / Anti-Cavitation Valve Removal And Installation (Tilt, Base End)........... 186 Port Relief / Anti-Cavitation Valve Removal And Installation (Tilt, Rod End)............ 186 Port Relief Valve Removal And Installation.............................................. 187 Plug Removal And Installation........................................................... 188 Rubber Boot Removal And Installation.................................................... 189 End Cap Block Removal And Installation.................................................. 190 Lift Spool And Detent Removal And Installation.......................................... 191 Tilt Spool Removal And Installation..................................................... 201 Auxiliary Spool Removal And Installation................................................ 203 Auxiliary Solenoid Removal And Installation............................................. 205 Solenoid Removal And Installation....................................................... 206 Lock Valve Removal And Installation..................................................... 207 Lift Arm Bypass Orifice Removal And Installation........................................ 209 Main Relief Valve Removal And Installation.............................................. 209 Check Valve Removal And Installation.................................................... 210 HYDRAULIC CONTROL VALVE (STANDARD) (LATER MODELS)........................................... 211 Description............................................................................. 211 Removal And Installation................................................................ 212 Mount Bracket Removal And Installation.................................................. 216 Identification Chart.................................................................... 217 Lift Load Check Valve Removal And Installation.......................................... 218 Load Check Valve Removal And Installation (Tilt And Auxiliary).......................... 219 Anti-Cavitation Valve Removal And Installation (Lift, Rod End).......................... 220 Port Relief / Anti-Cavitation Valve Removal And Installation (Lift, Base End)........... 220 Port Relief / Anti-Cavitation Valve Removal And Installation (Tilt, Base End)........... 221 Port Relief / Anti-Cavitation Valve Removal And Installation (Tilt, Rod End)............ 221 Port Relief Valve Removal And Installation.............................................. 222 Plug Removal And Installation........................................................... 224 Rubber Boot Removal And Installation.................................................... 225 End Cap Block Removal And Installation.................................................. 225 Lift Spool And Detent Removal And Installation.......................................... 226 Tilt Spool Removal And Installation..................................................... 234 Auxiliary Spool Removal And Installation................................................ 236 Auxiliary Solenoid Removal And Installation............................................. 237 Solenoid Removal And Installation....................................................... 238 Lock Valve Removal And Installation..................................................... 239 Lift Arm Bypass Orifice Removal And Installation........................................ 241 Main Relief Valve Removal And Installation.............................................. 241 Auxiliary Relief Valve Removal And Installation......................................... 242 Check Valve Removal And Installation.................................................... 242 HYDRAULIC CONTROL VALVE (ACS) OR (SJC) (EARLY MODELS)....................................... 245 Description............................................................................. 245 Removal And Installation................................................................ 245 Actuator Removal And Installation (In Loader)........................................... 249 Actuator Removal And Installation (Out Of Loader)....................................... 251 Identification Chart.................................................................... 254 Mount Bracket Removal And Installation.................................................. 255 Lift Load Check Valve Removal And Installation.......................................... 255 Load Check Valve Removal And Installation (Tilt And Auxiliary).......................... 256 Anti-Cavitation Valve Removal And Installation (Lift, Rod End).......................... 257 Port Relief / Anti-Cavitation Valve Removal And Installation (Lift, Base End)........... 257 Port Relief / Anti-Cavitation Valve Removal And Installation (Tilt, Base End)........... 258 Port Relief / Anti-Cavitation Valve Removal And Installation (Tilt, Rod End)............ 258 Port Relief Valve Removal And Installation.............................................. 259 Plug Removal And Installation........................................................... 260 End Cap Block Removal And Installation.................................................. 261 Lift Spool Removal And Installation..................................................... 261 Tilt Spool Removal And Installation..................................................... 266 Auxiliary Spool Removal And Installation................................................ 268 Auxiliary Solenoid Removal And Installation............................................. 270 Solenoid Removal And Installation....................................................... 271 Lock Valve Removal And Installation..................................................... 272 Lift Arm Bypass Orifice Removal And Installation........................................ 273 Main Relief Valve Removal And Installation.............................................. 273 Check Valve Removal And Installation.................................................... 274 HYDRAULIC CONTROL VALVE (ACS) OR (SJC) (LATER MODELS)....................................... 275 Description............................................................................. 275 Removal And Installation................................................................ 275 Actuator Removal And Installation (In Loader)........................................... 279 Actuator Removal And Installation (Out Of Loader)....................................... 280 Identification Chart.................................................................... 283 Mount Bracket Removal And Installation.................................................. 284 Lift Load Check Valve Removal And Installation.......................................... 284 Load Check Valve Removal And Installation (Tilt And Auxiliary).......................... 285 Anti-Cavitation Valve Removal And Installation (Lift, Rod End).......................... 286 Port Relief / Anti-Cavitation Valve Removal And Installation (Lift, Base End)........... 286 Port Relief / Anti-Cavitation Valve Removal And Installation (Tilt, Base End)........... 287 Port Relief / Anti-Cavitation Valve Removal And Installation (Tilt, Rod End)............ 287 Port Relief Valve Removal And Installation.............................................. 288 Plug Removal And Installation........................................................... 290 End Cap Block Removal And Installation.................................................. 291 Lift Spool Removal And Installation..................................................... 291 Lift Spool Disassembly And Assembly..................................................... 293 Tilt Spool Removal And Installation..................................................... 294 Auxiliary Spool Removal And Installation................................................ 296 Auxiliary Solenoid Removal And Installation............................................. 297 Solenoid Removal And Installation....................................................... 298 Lock Valve Removal And Installation..................................................... 299 Lift Arm Bypass Orifice Removal And Installation........................................ 301 Main Relief Valve Removal And Installation.............................................. 301 Auxiliary Relief Valve Removal And Installation......................................... 302 Check Valve Removal And Installation.................................................... 302 LIFT ARM BYPASS CONTROL VALVE............................................................... 305 Description............................................................................. 305 Testing................................................................................. 305 Removal And Installation................................................................ 306 Bracket Removal And Installation........................................................ 307 Disassembly And Assembly................................................................ 307 HYDRAULIC PUMP.............................................................................. 309 Description............................................................................. 309 Pump Test At Quick Couplers............................................................. 309 Direct Pump Test (Standard Section)..................................................... 310 Direct Pump Test (Charge Section)....................................................... 312 Removal And Installation................................................................ 314 Hydraulic Pump Startup.................................................................. 316 Parts Identification.................................................................... 317 Disassembly And Assembly................................................................ 318 HYDRAULIC PUMP (HIGH FLOW).................................................................. 319 Description............................................................................. 319 Pump Test At Quick Couplers............................................................. 319 Direct Pump Test (Standard Section)..................................................... 320 Direct Pump Test (Charge Section)....................................................... 321 Direct Pump Test (High Flow Section).................................................... 323 High Flow Relief Valve Adjustment....................................................... 325 High Flow Relief Valve Removal And Installation......................................... 326 Solenoid Removal And Installation....................................................... 327 Removal And Installation................................................................ 328 Hydraulic Pump Startup.................................................................. 330 Parts Identification.................................................................... 331 Disassembly And Assembly................................................................ 332 HYDRAULIC / HYDROSTATIC FILTERS............................................................. 333 Description............................................................................. 333 Housing Removal And Installation........................................................ 334 HYDRAULIC FLUID RESERVOIR................................................................... 335 Description............................................................................. 335 Removal And Installation................................................................ 335 Hydraulic Fluid Screen.................................................................. 336 OIL COOLER.................................................................................. 337 Description............................................................................. 337 Removal And Installation................................................................ 337 BUCKET POSITION VALVE....................................................................... 339 Description............................................................................. 339 Solenoid Removal And Installation....................................................... 340 Solenoid Testing........................................................................ 341 Removal And Installation................................................................ 341 Disassembly And Assembly................................................................ 343 REAR AUXILIARY DIVERTER VALVE............................................................... 345 Description............................................................................. 345 Solenoid Testing........................................................................ 345 Removal And Installation................................................................ 346 Disassembly And Assembly................................................................ 347 BOB-TACH (POWER) BLOCK...................................................................... 353 Description............................................................................. 353 Removal And Installation................................................................ 353 Disassembly And Assembly (Early Models)................................................. 355 Disassembly And Assembly (Later Models)................................................. 359 BOB-TACH (POWER) BLOCK (S/N A3P019128 AND A3P112976 & ABOVE)................................ 367 Description............................................................................. 367 Testing Relief Valve.................................................................... 368 Removal And Installation................................................................ 370 Disassembly And Assembly................................................................ 372 FRONT AUXILIARY HYDRAULIC COUPLER BLOCK..................................................... 377 Description............................................................................. 377 Removal And Installation................................................................ 378 Disassembly And Assembly (FFI/FI)....................................................... 378 Disassembly And Assembly (FFH/FH)....................................................... 380 HYDROSTATIC SYSTEM.............................................................................. 383 HYDROSTATIC SYSTEM INFORMATION.............................................................. 385 Description............................................................................. 385 Troubleshooting......................................................................... 386 HYDROSTATIC DRIVE MOTOR..................................................................... 387 Description............................................................................. 387 Removing And Replacing Fluid............................................................ 387 Removal And Installation................................................................ 388 Parts Identification.................................................................... 390 Disassembly And Assembly................................................................ 392 HYDROSTATIC DRIVE MOTOR (TWO-SPEED) (S/N A7PU11001 - A7PU13049)............................. 405 Description............................................................................. 405 Removing And Replacing Fluid............................................................ 405 Removal And Installation................................................................ 406 Parts Identification.................................................................... 408 Disassembly And Assembly................................................................ 410 HYDROSTATIC DRIVE MOTOR (TWO-SPEED) (S/N A7PU13050 & ABOVE)................................. 423 Description............................................................................. 423 Removing And Replacing Fluid............................................................ 423 Removal And Installation................................................................ 424 Parts Identification.................................................................... 426 Disassembly And Assembly................................................................ 428 CHARGE PRESSURE............................................................................. 441 Description............................................................................. 441 Testing................................................................................. 441 Sender Removal And Installation......................................................... 443 Adjusting............................................................................... 444 HYDROSTATIC PUMP............................................................................ 447 Description............................................................................. 447 Removal And Installation................................................................ 448 Hydrostatic Pump Startup................................................................ 449 Replenishing / High Pressure Relief Valve Removal And Installation...................... 450 Parts Identification (Left Half)........................................................ 451 Parts Identification (Right Half)....................................................... 452 Disassembly............................................................................. 453 Assembly................................................................................ 460 HYDROSTATIC PUMP (SJC)...................................................................... 467 Description............................................................................. 467 Hydraulic Controller Removal And Installation........................................... 468 Removal And Installation................................................................ 471 Hydrostatic Pump Startup................................................................ 473 Parts Identification.................................................................... 474 High Pressure Relief And Bypass Valve................................................... 475 Charge Relief Valve..................................................................... 476 Disassembly And Assembly................................................................ 477 Mechanical Neutral Adjustment........................................................... 491 Hydraulic Controller Neutral Adjustment................................................. 494 DRIVE BELT.................................................................................. 497 Belt Adjustment......................................................................... 497 Stop Adjustment......................................................................... 497 Belt Replacement........................................................................ 498 Tensioner Pulley Removal And Installation............................................... 500 Tensioner Pulley Disassembly And Assembly............................................... 500 TWO-SPEED / BRAKE VALVE (S/N A7PU11001 - A7PU13049)......................................... 503 Description............................................................................. 503 Valve Block Removal And Installation.................................................... 504 Valve Block Disassembly And Assembly.................................................... 506 TWO-SPEED / BRAKE VALVE (S/N A7PU13050 & ABOVE)............................................. 509 Description............................................................................. 509 Valve Block Removal And Installation.................................................... 510 Valve Block Disassembly And Assembly.................................................... 512 DRAIN MANIFOLD.............................................................................. 515 Description............................................................................. 515 Drain Manifold Removal And Installation................................................. 515 DRIVE SYSTEM.................................................................................... 517 BRAKE....................................................................................... 519 Description............................................................................. 519 Block Removal And Installation.......................................................... 519 Block Disassembly And Assembly.......................................................... 520 BRAKE (TWO-SPEED)........................................................................... 523 Description............................................................................. 523 TRACK UNDERCARRIAGE COMPONENTS (SOLID-MOUNTED).............................................. 525 Description............................................................................. 525 Checking Tension........................................................................ 527 Adjusting Tension....................................................................... 528 Track Removal And Installation.......................................................... 529 Idler (Front) Removal And Installation.................................................. 531 Track Tensioner Disassembly And Assembly................................................ 534 Idler (Rear) Removal And Installation................................................... 536 Roller Removal And Installation......................................................... 536 Sprocket Removal And Installation (Single Speed)........................................ 537 Sprocket Removal And Installation (Two-Speed)........................................... 537 Track Housing Removal And Installation.................................................. 538 TRACK UNDERCARRIAGE COMPONENTS (ROLLER SUSPENSION).......................................... 539 Description............................................................................. 539 Checking Tension........................................................................ 541 Adjusting Tension....................................................................... 542 Track Removal And Installation.......................................................... 543 Idler (Front) Removal And Installation.................................................. 545 Track Tensioner Disassembly And Assembly................................................ 548 Idler (Rear) Removal And Installation................................................... 550 Roller Removal And Installation......................................................... 550 Leaf Spring Removal And Installation.................................................... 551 Sprocket Removal And Installation (Single Speed)........................................ 552 Sprocket Removal And Installation (Two Speed)........................................... 552 Track Housing Removal And Installation.................................................. 553 TRACK UNDERCARRIAGE COMPONENTS (SOLID-MOUNTED) (S/N A7PU15001 & ABOVE)...................... 555 Description............................................................................. 555 Checking Tension........................................................................ 557 Adjusting Tension (Earlier Models With Two Track Tension Fittings)...................... 558 Adjusting Tension (Later Models With One Track Tension Fitting)......................... 559 Track Removal And Installation.......................................................... 560 Idler (Front) Removal And Installation.................................................. 563 Track Tensioner Removal And Installation................................................ 564 Track Tensioner Disassembly And Assembly................................................ 565 Idler (Rear) Removal And Installation................................................... 567 Roller Removal And Installation......................................................... 567 Sprocket Removal And Installation (Single Speed)........................................ 568 Sprocket Removal And Installation (Two Speed)........................................... 568 TRACK UNDERCARRIAGE COMPONENTS (ROLLER SUSPENSION) (S/N A7PU15001 & ABOVE).................. 569 Description............................................................................. 569 Checking Tension........................................................................ 571 Adjusting Tension (Earlier Models With Two Track Tension Fittings)...................... 572 Adjusting Tension (Later Models With One Track Tension Fitting)......................... 573 Track Removal And Installation.......................................................... 574 Idler (Front) Removal And Installation.................................................. 577 Track Tensioner Removal And Installation................................................ 578 Track Tensioner Disassembly And Assembly................................................ 579 Idler (Rear) Removal And Installation................................................... 581 Roller Removal And Installation......................................................... 581 Leaf Spring Removal And Installation.................................................... 582 Sprocket Removal And Installation (Single Speed)........................................ 583 Sprocket Removal And Installation (Two Speed)........................................... 583 TRACK MAINTENANCE........................................................................... 585 Track Damage Identification............................................................. 585 MAINFRAME....................................................................................... 597 SEAT BAR.................................................................................... 601 Description............................................................................. 601 Removal And Installation................................................................ 601 Disassembly And Assembly................................................................ 602 Compression Spring Disassembly And Assembly............................................. 603 OPERATOR CAB................................................................................ 605 Gas Spring Removal And Installation..................................................... 605 Gas Spring Bracket Disassembly And Assembly............................................. 606 Removal And Installation................................................................ 606 OPERATOR SEAT (SUSPENSION).................................................................. 609 Removal And Installation................................................................ 609 Slide Rail Removal And Installation..................................................... 609 Seat Belt Removal And Installation...................................................... 610 Lower Cushion Removal................................................................... 610 Lower Cushion Installation.............................................................. 611 Back Cushion Removal And Installation................................................... 611 Shock Removal And Installation.......................................................... 612 3-Point Seat Belt Removal And Installation.............................................. 612 BOB-TACH (HAND LEVER)....................................................................... 615 Description............................................................................. 615 Removal And Installation................................................................ 615 Lever And Wedge Disassembly And Assembly................................................ 617 Pivot Pin Bushing And Seal Removal And Installation..................................... 619 BOB-TACH (POWER)............................................................................ 621 Description............................................................................. 621 Removal And Installation................................................................ 621 Lever And Wedge Disassembly And Assembly................................................ 624 Pivot Pin Bushing And Seal Removal And Installation..................................... 625 LIFT ARMS................................................................................... 627 Removal And Installation................................................................ 627 REAR GRILLE................................................................................. 629 Identification.......................................................................... 629 Lockable Handle Rear Grille............................................................. 630 Clamping Knob Rear Grille............................................................... 631 Slide In Rear Grille.................................................................... 632 REAR DOOR (TAILGATE)........................................................................ 635 Removal And Installation................................................................ 635 Striker Removal And Installation........................................................ 636 Striker Disassembly And Assembly........................................................ 636 Striker (Adjusting)..................................................................... 636 Latch Removal And Installation (Early Models)........................................... 637 Latch Removal And Installation (Later Models)........................................... 638 FUEL TANK................................................................................... 639 Removal And Installation................................................................ 639 Fuel Level Sender Removal And Installation.............................................. 641 Fuel Fill Screen Removal And Installation............................................... 641 CONTROL PEDALS AND LINKAGES................................................................. 643 Description............................................................................. 643 Pedal Removal And Installation.......................................................... 643 Linkage Removal And Installation........................................................ 644 Pedal (Adjusting)....................................................................... 645 Floor Pan Removal And Installation...................................................... 646 CONTROL PEDALS AND LINKAGES (ACS)........................................................... 647 Description............................................................................. 647 Pedal Removal And Installation.......................................................... 647 Linkage Removal And Installation........................................................ 648 Pedal (Adjusting)....................................................................... 648 Floor Pan Removal And Installation...................................................... 649 CONTROL PANEL............................................................................... 651 Description............................................................................. 651 Removal And Installation................................................................ 652 Disassembly And Assembly................................................................ 653 Linkage Removal And Installation........................................................ 655 Pintle Arm Disassembly And Assembly..................................................... 659 Linkage Neutral (Adjusting)............................................................. 660 Linkage Travel (Adjusting).............................................................. 664 Shock Removal And Installation.......................................................... 668 CONTROL PANEL (SJC)......................................................................... 669 Description............................................................................. 669 Removal And Installation................................................................ 669 CONTROL HANDLE / LEVER...................................................................... 671 Description............................................................................. 671 Lever Removal And Installation.......................................................... 671 Boot Removal And Installation........................................................... 671 CONTROL HANDLE / LEVER (ACS)................................................................ 673 Description............................................................................. 673 Handle Sensor Removal And Installation.................................................. 673 Handle Removal And Installation......................................................... 676 Handle Disassembly And Assembly......................................................... 677 Lever Removal And Installation.......................................................... 677 Boot Removal And Installation........................................................... 678 CONTROL HANDLE / LEVER (SJC)................................................................ 679 Description............................................................................. 679 Joystick Testing........................................................................ 679 Joystick Removal And Installation....................................................... 680 ACCESS PANEL (INSIDE)....................................................................... 681 Removal And Installation (Left)......................................................... 681 Removal And Installation (Right)........................................................ 681 ACCESS PANEL (INSIDE) (SJC)................................................................. 683 Removal And Installation (Left)......................................................... 683 Removal And Installation (Right)........................................................ 683 WINDOW (REAR)............................................................................... 685 Removal And Installation................................................................ 685 Rear Window Removal (Latches)........................................................... 685 Rear Window Removal (Rubber Cord)....................................................... 686 External Access (Rear Window With Latches).............................................. 686 External Access (Rear Window With Rubber Cord).......................................... 687 WINDOW (TOP)................................................................................ 689 Removal And Installation................................................................ 689 WINDOW (SIDE)............................................................................... 691 Removal And Installation................................................................ 691 CAB DOOR.................................................................................... 693 Description............................................................................. 693 Removal And Installation................................................................ 693 Disassembly And Assembly................................................................ 694 Aligning................................................................................ 695 Adjusting............................................................................... 696 Checking Operation...................................................................... 696 ARMREST..................................................................................... 697 Description............................................................................. 697 Removal And Installation................................................................ 697 Disassembly And Assembly................................................................ 698 LEFT SIDE LOWER PANEL....................................................................... 701 Removal And Installation................................................................ 701 Disassembly And Assembly................................................................ 704 RIGHT SIDE LOWER PANEL...................................................................... 705 Removal And Installation................................................................ 705 Disassembly And Assembly................................................................ 706 HEADLINER................................................................................... 709 Removal And Installation................................................................ 709 ELECTRICAL SYSTEM AND ANALYSIS.................................................................. 711 ELECTRICAL SCHEMATICS....................................................................... 717 ELECTRICAL SYSTEM INFORMATION............................................................... 891 Glossary Of Electrical Symbols.......................................................... 891 Standard Cab Harness Connectors......................................................... 894 Deluxe Cab Harness Connectors........................................................... 895 Mainframe Harness Connectors............................................................ 896 Description............................................................................. 897 Troubleshooting......................................................................... 898 Fuse And Relay Location / Identification................................................ 899 Solenoid Testing........................................................................ 902 BATTERY..................................................................................... 903 Removal And Installation................................................................ 903 Battery Maintenance..................................................................... 904 Maintaining Battery Charge Level........................................................ 904 Battery Service During Machine Storage.................................................. 904 Battery Testing......................................................................... 905 Battery Charging........................................................................ 905 Using A Booster Battery (Jump Starting)................................................. 906 ALTERNATOR.................................................................................. 907 Belt Adjustment......................................................................... 907 Belt Replacement........................................................................ 907 Charging System Inspection.............................................................. 909 Alternator Voltage Testing.............................................................. 910 Low Voltage Testing..................................................................... 910 High Voltage Testing.................................................................... 911 Removal And Installation................................................................ 912 Parts Identification.................................................................... 914 STARTER..................................................................................... 915 Testing................................................................................. 915 Removal And Installation................................................................ 915 Parts Identification.................................................................... 916 INSTRUMENT PANELS........................................................................... 917 Left Panel (Early Models)............................................................... 917 Left Panel (Later Models)............................................................... 919 Display Screen.......................................................................... 921 Right Panel (Standard Key Panel)........................................................ 922 Right Panel (Keyless Start Panel)....................................................... 923 Right Panel (Deluxe Instrumentation Panel).............................................. 924 Left Switch Panel....................................................................... 926 Right Switch Panel...................................................................... 926 Left Side Lower Panel................................................................... 927 Right Side Lower Panel.................................................................. 927 Left Panel Removal And Installation..................................................... 928 Right Panel (Standard Key Panel) Removal And Installation............................... 928 Right Panel (Keyless Start Panel) Removal And Installation.............................. 929 Right Panel (Deluxe Instrumentation Panel) Removal And Installation..................... 929 Key Switch Disassembly And Assembly..................................................... 930 Alarm Disassembly And Assembly.......................................................... 930 Left Switch Panel Removal And Installation.............................................. 931 Right Switch Panel Removal And Installation............................................. 931 LIGHTS...................................................................................... 933 Front Removal And Installation.......................................................... 933 Rear Removal And Installation........................................................... 934 Cab Light Removal And Installation (Early Model)........................................ 934 Cab Light Removal And Installation (Later Model)........................................ 935 BOBCAT CONTROLLERS (GATEWAY AND AUXILIARY).................................................. 937 Description............................................................................. 937 Connector Identification................................................................ 938 Removal And Installation................................................................ 944 BOBCAT CONTROLLER (ACS)..................................................................... 947 Description............................................................................. 947 Connector And Wire Identification....................................................... 948 Removal And Installation................................................................ 949 BOBCAT CONTROLLER (SJC) (DRIVE)............................................................. 951 Description............................................................................. 951 Connector Identification................................................................ 952 Removal And Installation................................................................ 954 SPEED SENSORS (SJC)......................................................................... 955 Description............................................................................. 955 Testing................................................................................. 955 Removal And Installation................................................................ 956 DIAGNOSTIC SERVICE CODES.................................................................... 959 Viewing Service Codes................................................................... 959 Service Codes List...................................................................... 960 BOBCAT INTERLOCK CONTROL SYSTEM (BICS™)..................................................... 967 Description............................................................................. 967 Inspecting The BICS™ (Engine STOPPED - Key ON).......................................... 968 Inspecting Deactivation Of The Auxiliary Hydraulics System (Engine STOPPED - Key ON).... 968 Inspecting The Seat Bar Sensor (Engine RUNNING)......................................... 968 Inspecting The Traction Lock (Engine RUNNING)........................................... 968 Inspecting The Lift Arm Bypass Control.................................................. 968 Inspecting Deactivation Of Lift And Tilt Functions (ACS And SJC)........................ 968 Troubleshooting......................................................................... 969 SEAT BAR SENSOR............................................................................. 971 Description............................................................................. 971 Troubleshooting......................................................................... 971 Testing................................................................................. 972 Removal And Installation................................................................ 973 Bobcat Interlock Control System (BICS™) Circuit Test.................................... 976 TRACTION LOCK............................................................................... 979 Description............................................................................. 979 Troubleshooting......................................................................... 980 Inspecting.............................................................................. 981 CONTROL SYSTEM (ACS)........................................................................ 983 Description............................................................................. 983 Troubleshooting......................................................................... 984 Handle Sensor Connector Disassembly And Assembly........................................ 985 Switch Handle Removal................................................................... 986 Switch Handle Installation.............................................................. 988 Actuator Connector Disassembly And Assembly............................................. 991 Handle Lock Solenoid Removal And Installation........................................... 992 Handle Lock Solenoid Disassembly And Assembly........................................... 992 Foot Sensor Removal And Installation.................................................... 993 Foot Sensor Disassembly And Assembly.................................................... 994 Foot Sensor Lock Solenoid Removal And Installation...................................... 994 ELECTRICAL / HYDRAULIC CONTROLS............................................................. 995 Identification Chart.................................................................... 995 Description............................................................................. 996 Identification Chart ACD Group 0........................................................ 997 Identification Chart ACD Group 1........................................................ 998 Identification Chart ACD Group 2........................................................ 999 Identification Chart ACD Group 3........................................................1000 ELECTRICAL / HYDRAULIC CONTROLS (ACS).......................................................1001 Identification Chart....................................................................1001 Description.............................................................................1002 Identification Chart ACD Group 0........................................................1003 Identification Chart ACD Group 1........................................................1004 Identification Chart ACD Group 2........................................................1005 Identification Chart ACD Group 3........................................................1006 ELECTRICAL / HYDRAULIC CONTROLS (SJC).......................................................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 SERVICE PC (LAPTOP COMPUTER)................................................................1013 Connecting Remote Start Tool............................................................1013 Connecting Remote Start Tool (Service Tool).............................................1013 CALIBRATION.................................................................................1015 Description.............................................................................1015 Actuator Testing........................................................................1015 Lift And Tilt Calibration (SJC).........................................................1018 Hydrostatic Pump Calibration (SJC)......................................................1020 Lift And Tilt Calibration (ACS).........................................................1025 STEERING DRIFT COMPENSATION (OPERATOR MODE).................................................1027 Description.............................................................................1027 Operation...............................................................................1027 STEERING DRIFT COMPENSATION (SERVICE MODE)..................................................1029 Description.............................................................................1029 Operation...............................................................................1029 FLYWHEEL RPM SENSOR.........................................................................1031 Description.............................................................................1031 Removal And Installation................................................................1032 CONTROL PANEL SETUP.........................................................................1033 Right Panel Setup (Deluxe Instrumentation Panel)........................................1033 PASSWORD SETUP (DELUXE INSTRUMENTATION PANEL)...............................................1037 Password Description....................................................................1037 Changing The Owner Password.............................................................1037 Changing The User Passwords.............................................................1038 Password Lockout Feature................................................................1038 PASSWORD SETUP (KEYLESS START PANEL)........................................................1039 Password Description....................................................................1039 Changing The Owner Password.............................................................1039 Password Lockout Feature................................................................1039 MAINTENANCE CLOCK...........................................................................1041 Description.............................................................................1041 Setup...................................................................................1042 Reset...................................................................................1045 BACK-UP ALARM SYSTEM........................................................................1047 Description.............................................................................1047 Inspecting..............................................................................1047 Adjusting Switch Position...............................................................1048 Troubleshooting (Standard And ACS)......................................................1049 Troubleshooting (Joystick)..............................................................1050 Alarm Removal And Installation..........................................................1051 Switch Removal And Installation.........................................................1051 FRONT HORN..................................................................................1053 Removal And Installation................................................................1053 Troubleshooting.........................................................................1054 Troubleshooting (Joystick)..............................................................1055 ENGINE SERVICE..................................................................................1057 ENGINE INFORMATION..........................................................................1061 Description.............................................................................1061 Specifications..........................................................................1062 Torque Values...........................................................................1065 Troubleshooting.........................................................................1065 Engine Removal And Installation.........................................................1067 Engine Mount Replacement................................................................1074 Compression - Testing...................................................................1076 ENGINE SPEED CONTROL........................................................................1079 Removal And Installation................................................................1079 Disassembly And Assembly................................................................1079 Cable Removal And Installation..........................................................1080 ENGINE SPEED CONTROL (SJC) (S/N A7PU11001 - A7PU11431)......................................1081 Removal And Installation................................................................1081 Disassembly And Assembly................................................................1082 ENGINE SPEED CONTROL (SJC) (S/N A7PU11432 & ABOVE)..........................................1085 Removal And Installation................................................................1085 Disassembly And Assembly................................................................1086 MUFFLER.....................................................................................1089 Removal And Installation................................................................1089 AIR CLEANER.................................................................................1091 Housing Removal And Installation........................................................1091 Housing Bracket Removal And Installation................................................1092 ENGINE COOLING SYSTEM (EARLY MODELS)........................................................1093 Radiator Removal And Installation.......................................................1093 Hydraulic Fan Description...............................................................1095 Fan Duct Removal And Installation.......................................................1096 Hydraulic Fan Motor Assembly Removal And Installation...................................1096 Hydraulic Fan Motor Removal And Installation............................................1097 Hydraulic Fan Motor Disassembly And Assembly............................................1098 Blower Housing Removal And Installation.................................................1100 Water Pump Removal And Installation.....................................................1101 Water Pump Disassembly And Assembly.....................................................1101 Thermostat Housing Removal And Installation.............................................1102 Thermostat - Testing....................................................................1103 ENGINE COOLING SYSTEM (LATER MODELS)........................................................1105 Radiator / Oil Cooler Removal And Installation..........................................1105 Hydraulic Fan Description...............................................................1108 Fan Duct Removal And Installation.......................................................1108 Hydraulic Fan Motor Assembly Removal And Installation...................................1109 Hydraulic Fan Motor Removal And Installation............................................1110 Hydraulic Fan Motor Disassembly And Assembly............................................1112 Blower Housing Removal And Installation.................................................1117 Water Pump Removal And Installation.....................................................1118 Water Pump Disassembly And Assembly.....................................................1118 Thermostat Housing Removal And Installation.............................................1119 Thermostat - Testing....................................................................1120 LUBRICATION SYSTEM..........................................................................1121 Oil Pan Removal And Installation........................................................1121 Oil Pump Removal And Installation.......................................................1121 Relief Valve - Testing..................................................................1122 Oil Pump Inspection.....................................................................1122 Oil Filter Cooler Removal And Installation..............................................1123 Engine Oil Pressure - Testing...........................................................1124 FUEL SYSTEM.................................................................................1125 Fuel Shutoff Solenoid - Testing.........................................................1125 Fuel Shutoff Solenoid Removal And Installation..........................................1125 Fuel Injection Pump - Testing...........................................................1126 Fuel Injection Pump Assembly Removal And Installation...................................1127 Governor Housing Disassembly And Assembly...............................................1130 Governor Disassembly And Assembly.......................................................1132 Fuel Camshaft Removal And Installation..................................................1134 Fuel Injection Pump Removal And Installation............................................1136 Fuel Injection Pump - Timing............................................................1138 Fuel Injector Removal And Installation..................................................1140 Fuel Injector Nozzle Pressure - Testing.................................................1141 Nozzle Spray Condition..................................................................1142 Valve Seat Tightness....................................................................1142 CYLINDER HEAD...............................................................................1143 Glow Plugs - Testing....................................................................1143 Glow Plugs Removal And Installation.....................................................1143 Valve Clearance Adjustment..............................................................1144 Valve Timing - Inspecting...............................................................1145 Cylinder Head Removal And Installation..................................................1146 Cylinder Head Disassembly And Assembly..................................................1149 Cylinder Head - Servicing...............................................................1149 Cylinder Head Top Clearance.............................................................1150 Valve Guide - Inspecting................................................................1150 Valve Guide Removal And Installation....................................................1151 Reconditioning The Valve And Valve Seat.................................................1151 Valve Spring............................................................................1153 Valve Tappets...........................................................................1154 Rocker Arm And Shaft - Checking.........................................................1155 Bridge Arm And Bridge Arm Shaft - Checking..............................................1155 Bridge Arm Shaft - Removal And Installation.............................................1156 Push Rod Alignment - Inspecting.........................................................1157 CRANKSHAFT AND PISTONS......................................................................1159 Piston And Connecting Rod Removal And Installation......................................1159 Piston And Connecting Rod - Servicing...................................................1160 Cylinder Bore - Measuring...............................................................1163 Connecting Rod Alignment................................................................1164 Crankshaft Gear Removal And Installation................................................1164 Crankshaft And Bearings Removal And Installation........................................1165 Crankshaft And Bearings - Servicing.....................................................1167 CAMSHAFT AND TIMING GEARS...................................................................1171 Timing Gearcase Cover Removal...........................................................1171 Timing Gearcase Cover Installation......................................................1172 Timing Gears Backlash - Measuring.......................................................1175 Idler Gear And Camshaft Removal And Installation........................................1175 Camshaft - Servicing....................................................................1176 Idler Gear And Shaft - Servicing........................................................1177 TURBOCHARGER................................................................................1179 Description.............................................................................1179 Testing.................................................................................1179 Removal And Installation................................................................1180 FLYWHEEL AND HOUSING........................................................................1183 Flywheel Removal And Installation.......................................................1183 Ring Gear Removal And Installation......................................................1185 Housing Removal And Installation........................................................1185 EXHAUST GAS RECIRCULATION (EGR) SYSTEM......................................................1187 Description.............................................................................1187 Testing.................................................................................1188 Removal And Installation................................................................1191 Disassembly And Assembly................................................................1192 HEATING, VENTILATION AND AIR CONDITIONING (HVAC)................................................1193 AIR CONDITIONING SYSTEM FLOW................................................................1195 Description.............................................................................1195 Chart...................................................................................1196 Components..............................................................................1197 Safety Equipment........................................................................1200 REGULAR MAINTENANCE.........................................................................1201 Filters.................................................................................1201 Compressor Drive Belt Adjustment........................................................1202 Compressor Drive Belt Replacement.......................................................1202 Condenser...............................................................................1202 Air Conditioning Lubrication............................................................1202 Air Conditioning Service Chart..........................................................1203 Evaporator / Heater Coil................................................................1204 TROUBLESHOOTING.............................................................................1207 Blower Motor Does Not Operate...........................................................1207 Blower Motor Operates Normally, But Air Flow Is Insufficient............................1207 Insufficient Cooling Although Air Flow And Compressor Operation Are Normal..............1207 The Compressor Does Not Operate At All, Or Operates Improperly..........................1207 Gauge Pressure Related Troubleshooting..................................................1208 Troubleshooting Tree....................................................................1210 Temperature / Pressure Chart............................................................1214 Poor A/C Performance....................................................................1216 HVAC Repair And Leaks...................................................................1217 Electrical System.......................................................................1218 Engine Coolant Bypassing The Heater Valve...............................................1224 Heater Valve Not Opening Or Closing.....................................................1226 SYSTEM CHARGING AND RECLAMATION.............................................................1227 Refrigerant Identification..............................................................1227 Reclamation And Charging With Recovery / Charging Unit..................................1228 COMPRESSOR..................................................................................1231 Removal And Installation................................................................1231 Oil.....................................................................................1233 Oil Check...............................................................................1234 CONDENSER (EARLY MODELS)....................................................................1235 Removal And Installation................................................................1235 CONDENSER (LATER MODELS)....................................................................1237 Removal And Installation................................................................1237 RECEIVER / DRIER (EARLY MODELS).............................................................1239 Receiver / Drier Removal And Installation...............................................1239 Pressure Relief Valve Removal And Installation..........................................1240 Pressure Switch Removal And Installation................................................1241 Schrader® Valve Removal And Installation................................................1242 RECEIVER / DRIER (LATER MODELS).............................................................1243 Receiver / Drier Removal And Installation...............................................1243 Pressure Switch Removal And Installation................................................1244 Schrader® Valve Removal And Installation................................................1245 EVAPORATOR / HEATER UNIT....................................................................1247 Removal And Installation (Early Models).................................................1247 Removal And Installation (Later Models).................................................1248 THERMOSTAT..................................................................................1249 Description.............................................................................1249 Removal And Installation (Early Models).................................................1250 Removal And Installation (Later Models).................................................1251 EXPANSION VALVE.............................................................................1253 Removal And Installation (Early Models).................................................1253 Removal And Installation (Later Models).................................................1255 EVAPORATOR COIL.............................................................................1257 Removal And Installation (Early Models).................................................1257 Removal And Installation (Later Models).................................................1259 HEATER COIL.................................................................................1261 Removal And Installation (Early Models).................................................1261 Removal And Installation (Later Models).................................................1263 BLOWER FAN..................................................................................1265 Removal And Installation................................................................1265 Disassembly And Assembly................................................................1265 HEATER VALVE................................................................................1269 Removal And Installation (Early Models).................................................1269 Removal And Installation (Later Models).................................................1270 EVAPORATOR / HEATER COVER...................................................................1273 Removing................................................................................1273 Installing..............................................................................1273 SPECIFICATIONS..................................................................................1275 (T630) LOADER SPECIFICATIONS................................................................1277 Machine Dimensions......................................................................1277 Performance.............................................................................1278 Engine..................................................................................1278 Drive System............................................................................1278 Controls................................................................................1279 Hydraulic System........................................................................1279 Electrical System.......................................................................1280 Capacities..............................................................................1280 Tracks..................................................................................1280 Ground Pressure.........................................................................1280 TORQUE SPECIFICATIONS FOR BOLTS.............................................................1281 Torque For General SAE Bolts............................................................1281 Torque For General Metric Bolts.........................................................1282 HYDRAULIC CONNECTION SPECIFICATIONS.........................................................1283 Straight Thread O-ring Fitting..........................................................1283 Flare Fitting...........................................................................1284 Tubelines And Hoses.....................................................................1284 HYDRAULIC / HYDROSTATIC FLUID SPECIFICATIONS................................................1285 Specifications..........................................................................1285 CONVERSIONS.................................................................................1287 Decimal And Millimeter Equivalent Chart.................................................1287 U.S. To Metric Conversion Chart.........................................................1287 SERVICE TOOLS REQUIRED......................................................................1289 Remote Start Tools......................................................................1289 Hydraulic Tools.........................................................................1290 Mainframe And Drive Tools...............................................................1293 Electrical Tools........................................................................1296 Engine Tools............................................................................1297 HVAC Tools..............................................................................1302 ALPHABETICAL INDEX..............................................................................1303
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