Description
Bobcat 763 G Series Skid Steer Loader Service Manual – P/N 6900977
The Bobcat 763 G Series Service Manual (Bobcat publication 6900977, 2006 revision) is the shop-level repair guide written for the mechanic servicing the 763 and 763 High Flow skid steer loaders. It delivers the complete servicing and adjustment procedures for the loader and its component parts and systems, using the same numbered procedures, torque values, and torque specs that Bobcat technicians work from in the field. Whether you are rebuilding a hydrostatic pump, chasing a BICS electrical fault, resealing a tilt cylinder, or simply replacing a drive belt, this Bobcat 763 G Series Service Manual is the reference that puts the correct procedure, the correct clearance, and the correct tightening torque in front of you.
File Details
- Manual Type: Service / Repair Manual
- Brand: Bobcat
- Model: 763, 763 High Flow (G Series)
- Document Number: 6900977
- Edition / Date: 10-01 base, revised through 2-06 (2006)
- Language: English
- Page Count: 752 pages
- File Format: PDF
Chapters Covered
- Safety & Maintenance – Foreword, Safety Instructions, Serial Number Location, Delivery Report, Loader Identification, Service Schedule, Lubrication, Lifting and Blocking, Lift Arm Support Device, Operator Cab, Transporting, Towing, Remote Start, Air Cleaner Service, Engine Cooling System, Engine Lubrication, Fan Gearbox, Final Drive (Chaincase), Fuel System, Hydraulic/Hydrostatic Fluid, Tire Maintenance, Bob-Tach, Spark Arrestor Muffler
- Hydraulic System – Hydraulic System Information and Troubleshooting, Hydraulic Control Valve (Foot Control and Advanced Control System), Lift Arm By-Pass Control Valve, Main Relief Valve, Cylinders (Lift, Tilt, Power Bob-Tach), Hydraulic Pump (Aluminum, Aluminum Hi-Flow, Cast Iron), Hydraulic/Hydrostatic Filter, Hydraulic Fluid Reservoir, Bucket Position Valve, Select Valve, Rear Auxiliary Diverter Valve (Single and Dual Shuttle), Power Bob-Tach Block, Front Auxiliary Pressure Relief Block, Front Auxiliary Hydraulic Coupler Block
- Hydrostatic System – Hydrostatic System Information and Troubleshooting, Hydrostatic Motor (including carrier assembly and shaft seal), Hydrostatic Pump, Charge Pressure, Drive Belt (tensioner, shield, replacement), Oil Cooler
- Drive System – Brake (pedal, disc, switch-operated parking brake), Drive Components (axle seal, axle sprocket and bearings, chain), Chaincase (front, center, rear covers)
- Main Frame – Bob-Tach, Control Handles (Standard, AHC, ACS Advanced Hand Control, ACS Selectable Hand/Foot), Control Panel and Linkage Adjustment, Control Pedals, Fuel Tank, Lift Arm, Operator Cab, Operator Seat (and Suspension), Rear Door, Rear Grill, Seat Bar
- Electrical System & Analysis – AHC System, ACS Advanced Hand Control, ACS Selectable Hand/Foot Control, Alternator (55 amp and 90 amp), Battery, BICS System, Bobcat Controller, Diagnostics (Service Codes), Electrical System Information, Instrument Panel, Lights, Seat Bar Sensor, Starter (Nippondenso and Valeo), Traction Lock
- Engine Service – Air Cleaner, Cooling Fan (gearbox, blower), Engine Removal and Installation, Engine Components and Testing (compression, glow plugs, fuel shut-off solenoid, injection pump, injectors, valve clearance, timing), Engine Speed Control, Flywheel and Housing, RPM Sensor, Muffler, Radiator, Reconditioning the Engine, Troubleshooting
- Heater – Components, Heater Unit, Heater Coil, Heater Fan, Heater Valve, Regular Maintenance, System Troubleshooting
- Specifications – Loader Specifications, Engine Specifications, Torque Specifications for Bolts, Hydraulic Connection Specifications, Hydraulic/Hydrostatic Fluid Specifications, Conversions
The Bobcat 763 G Series Service Manual is not a quick-reference owner’s booklet – it is a full workshop document that walks through each system in the sequence a mechanic actually works: how the system operates, how to test it, how to remove it, how to disassemble it, how to inspect it for wear, how to reassemble it with the right clearances, and how to confirm it after the repair. Replenishing valve function, BICS troubleshooting logic, service codes, torque sequences for the BICS valve and cylinder head bolts, gear lash checks, and electrical schematics are all in the same document, so troubleshooting does not require hopping between several sources.
Complete PDF Bookmark Tree
Complete Bookmarks
The complete bookmarks in the “Bobcat 763 G Series Skid Steer Loader Service Manual 6900977 – 763 & 763 High Flow Repair Guide PDF” are as follows:
MAINTENANCE SAFETYp. 3
ALPHABETICAL INDEXp. 5
+CONTENTSp. 7
FOREWORDp. 8
+SAFETY INSTRUCTIONSp. 11
+SERIAL NUMBER LOCATIONp. 15
Loader Serial Numberp. 15
Engine Serial Numberp. 15
DELIVERY REPORTp. 15
BOBCAT LOADER IDENTIFICATIONp. 16
+SAFETY AND MAINTENANCEp. 17
+LIFTING AND BLOCKING THE LOADERp. 19
+LIFT ARM SUPPORT DEVICEp. 21
Installing Lift Arm Support Devicep. 21
Removing The Lift Arm Support Devicep. 22
+OPERATOR CABp. 25
Descriptionp. 25
Raising The Operator Cabp. 25
Lowering The Operator Cabp. 26
Emergency Exitp. 27
+TRANSPORTING THE BOBCAT LOADERp. 29
+TOWING THE LOADERp. 31
+REMOTE STARTp. 33
+SERVICE SCHEDULEp. 37
+AIR CLEANER SERVICEp. 39
Checkingp. 39
Replacing Filter Element(s)p. 39
+ENGINE COOLING SYSTEMp. 41
Cleaning The Cooling Systemp. 41
Checking The Coolant Levelp. 42
Replacing The Coolantp. 42
+FUEL SYSTEMp. 45
Fuel Specificationsp. 45
Filling the Fuel Tankp. 45
Fuel Filterp. 46
Removing Air From The Fuel Systemp. 46
Checking Engine Oilp. 47
Oil Chartp. 47
Replacing Oil And Filterp. 47
+HYDRAULIC/HYDROSTATIC SYSTEMp. 49
Checking And Adding Fluidp. 49
Replacing Hydraulic/Hydrostatic Filterp. 50
Replacing Hydrostatic Motor Case Drain Filter(s)p. 50
Replacing Hydraulic Fluidp. 51
Breather Capp. 52
+FINAL DRIVE TRANSMISSION (CHAINCASE)p. 53
Checking And Adding Oilp. 53
Removing The Oilp. 53
+FAN GEARBOXp. 55
Checking And Maintainingp. 55
+BOB-TACHp. 57
Inspection And Maintenancep. 57
+LUBRICATION OF THE BOBCAT LOADERp. 59
Procedurep. 59
Pivot Pinsp. 60
+TIRE MAINTENANCEp. 61
Wheel Nutsp. 61
Rotatingp. 61
Mountingp. 61
+SPARK ARRESTOR MUFFLERp. 63
+HYDRAULIC SYSTEMp. 65
HYDRAULIC/HYDROSTATIC SCHEMATICSp. 69
+HYDRAULIC SYSTEM INFORMATIONp. 73
Tighten Proceduresp. 77
Troubleshooting Chartp. 78
+CYLINDER (LIFT)p. 79
Checkingp. 79
Removal And Installationp. 80
Identificationp. 81
Disassemblyp. 82
Assemblyp. 83
+CYLINDER (TILT)p. 87
Checkingp. 87
Removal And Installationp. 87
Rod End Pivot Pin Bushing And Seal Replacementp. 89
Identificationp. 90
Disassemblyp. 91
Assemblyp. 92
+CYLINDER (POWER BOB-TACH)p. 95
Checkingp. 95
Removal And Installationp. 96
Parts Identificationp. 97
Disassemblyp. 98
Assemblyp. 99
+MAIN RELIEF VALVEp. 103
Checkingp. 103
Adjustmentp. 104
Removal And Installationp. 105
+HYDRAULIC CONTROL VALVE (FOOT CONTROL)p. 107
Removal And Installation (S/N 512262999 & Below)p. 107
Removal And Installation (S/N 512263000 & Above)p. 111
BICS™ Valve, Removal And Installationp. 115
BICS™ Valve, Lift Arm By-Pass Orifice Removal And Installationp. 116
BICS™ Valve, Check Valve Removal And Installationp. 117
BICS™ Valve, Lock Valve Removal And Installationp. 118
BICS™ Valve, Solenoid Removal And Installationp. 119
BICS™ Valve, Solenoid Testingp. 120
Identification Chartp. 121
Load Check Valvep. 122
Main Relief Valvep. 123
Port Relief Valvep. 124
Anti-Cavitation Valve/Port Relief Valvep. 125
Anti-Cavitation Valvep. 126
Rubber Bootp. 127
Lift And Tilt Lock Block Removal And Installationp. 127
Lift Spool And Detentp. 128
Tilt Spool Removal And Installationp. 137
Auxiliary Spool Removal And Installationp. 139
Auxiliary Electric Solenoidp. 140
Port-Auxiliary Sectionp. 141
Cleaning And Inspectionp. 141
+HYDRAULIC CONTROL VALVE (ADVANCED CONTROL SYSTEM) (ACS)p. 143
Descriptionp. 143
Removal And Installation (S/N 512262999 & Below)p. 143
Removal And Installation (S/N 512263000 & Above)p. 146
Actuator Removal And Installationp. 150
BICS™ Valve, Removal And Installationp. 150
BICS™ Valve, Lift Arm By-Pass Orifice Removal and Installationp. 152
BICS™ Valve, Check Valve Removal and Installationp. 153
BICS™ Valve, Lock Valve Removal and Installationp. 154
BICS™ Valve, Solenoid Removal and Installationp. 155
BICS™ Valve, Solenoid Testingp. 156
Identification Chart (AHC)p. 157
Identification Chart (ACS)p. 158
Lift Base End Restrictorp. 159
Load Check Valvep. 159
Main Relief Valvep. 160
Port Relief Valvep. 161
Anti-Cavitation Valve/Port Relief Valvep. 162
Anti-Cavitation Valvep. 163
Lift Spool Removal And Installationp. 164
Tilt Spool Removal And Installationp. 165
Lift And Tilt Spool Disassembly And Assemblyp. 166
Auxiliary Spool Removal And Installationp. 167
Auxiliary Electric Solenoidp. 168
Port-Auxiliary Sectionp. 169
Cleaning And Inspectionp. 169
+LIFT ARM BY-PASS CONTROL VALVEp. 171
Inspectingp. 171
Removal And Installationp. 171
Disassembly And Assemblyp. 172
+HYDRAULIC PUMP (ALUMINUM)p. 173
Checking The Output Of The Hydraulic Pumpp. 173
Removal And Installationp. 175
Parts Identificationp. 177
Disassembly And Assemblyp. 178
Inspectionp. 180
+HYDRAULIC PUMP (ALUMINUM HI-FLOW)p. 181
Removal And Installationp. 181
Parts Identificationp. 184
Disassembly And Assemblyp. 185
+HYDRAULIC PUMP (CAST IRON)p. 189
Check The Output Of The Hydraulic Pump Without Power Bob-Tachp. 189
Check The Output Of The Hydraulic Pump With Power Bob-Tach.p. 191
Removal And Installationp. 193
Identificationp. 197
Disassembly And Assemblyp. 198
+HYDRAULIC/HYDROSTATIC FILTERp. 203
Housing Removal And Installationp. 203
+HYDRAULIC FLUID RESERVOIRp. 205
Fluid Removalp. 205
Removal And Installation (S/N 512264899 & Below)p. 206
Removal And Installation (S/N 512264900 & Above)p. 207
+BUCKET POSITION VALVEp. 209
Solenoid Removal And Installationp. 209
Solenoid Testingp. 209
Removal And Installationp. 210
Disassembly And Assemblyp. 211
+SELECT VALVEp. 213
Checking The High Flow Pump Relief Valvep. 213
Removal And Installationp. 214
Disassembly And Assemblyp. 216
Solenoid Testingp. 220
+REAR AUXILIARY DIVERTER VALVE (SINGLE SHUTTLE)p. 221
Removal And Installationp. 221
Disassemblyp. 223
Inspectionp. 224
Solenoid Testingp. 224
Assemblyp. 224
+REAR AUXILIARY DIVERTER VALVE (DUAL SHUTTLE)p. 225
Removal And Installationp. 225
Disassembly And Assemblyp. 227
Solenoid Testingp. 230
Inspectionp. 230
+POWER BOB-TACH BLOCK (S/N 512267827 & BELOW)p. 231
Removal And Installationp. 231
Disassembly And Assemblyp. 232
+POWER BOB-TACH BLOCK (S/N 512267828 & ABOVE)p. 241
Removal And Installationp. 241
Disassembly And Assemblyp. 243
+FRONT AUXILIARY PRESSURE RELIEF BLOCKp. 247
Removal And Installationp. 247
Disassembly And Assemblyp. 248
Solenoid Testingp. 249
Solenoid Inspectionp. 249
+FRONT AUXILIARY HYDRAULIC COUPLER BLOCKp. 251
Removal and Installationp. 251
Disassembly And Assemblyp. 251
+HYDROSTATIC SYSTEMp. 253
+HYDROSTATIC SYSTEM INFORMATIONp. 255
Troubleshooting Chartp. 255
Replenishing Valve Functionp. 256
+HYDROSTATIC MOTORp. 257
Removal And Installationp. 257
Parts Identificationp. 259
Disassemblyp. 260
Assemblyp. 265
Prior to assembly:p. 265
Carrier Shaft Seal Replacementp. 271
Carrier Removal And Installationp. 273
Carrier Parts Identificationp. 275
Carrier Disassemblyp. 276
Carrier Assemblyp. 277
+CHARGE PRESSUREp. 281
Sender Removal And Installationp. 281
Checking Charge Pressurep. 281
Adjustingp. 281
+HYDROSTATIC PUMPp. 283
Replenishing/High Pressure Relief Valvep. 283
Removal And Installationp. 284
Parts Identification (Right Half)p. 286
Parts Identification (Left Half)p. 288
Hydraulic Pump Removal And Installationp. 290
Pump Separationp. 291
Disassemblyp. 292
Assemblyp. 298
+DRIVE BELTp. 305
Shield Removal And Installationp. 305
Adjustingp. 306
Drive Belt Replacementp. 307
Tensioner Pulley Removal And Installationp. 308
Tensioner Pulley Parts Identificationp. 309
Tensioner Pulley Disassemblyp. 310
Tensioner Pulley Assemblyp. 311
+OIL COOLERp. 313
Removal and Installationp. 313
+DRIVE SYSTEMp. 315
+DRIVE COMPONENTSp. 317
Axle Seal Removal And Installationp. 317
Axle Sprocket And Bearings Removal And Installationp. 319
Chain Removal And Installationp. 324
+CHAINCASEp. 327
Checking And Adding Oilp. 327
Removing The Oilp. 327
Front Cover Removal And Installationp. 328
Center Cover Removal And Installationp. 329
Rear Cover Removal And Installationp. 330
+BRAKEp. 331
Pedal Removal And Installationp. 331
Pedal Disassembly And Assemblyp. 332
Disk Removal And Installationp. 333
Switch Operated Parking Brakep. 334
+MAIN FRAMEp. 335
+SEAT BARp. 339
Removal And Installationp. 339
Assembling Componentsp. 341
Compression Spring Disassembly And Assemblyp. 343
+OPERATOR CABp. 345
Gas Cylinder Removal And Installationp. 345
Gas Cylinder Disassemblyp. 346
Removal And Installationp. 347
+OPERATOR SEATp. 349
Removal And Installationp. 349
Seat Belt Removal And Installationp. 349
+OPERATOR SEAT (SUSPENSION)p. 351
Removal And Installationp. 351
Slide Rail Removal And Installationp. 352
Cushion Removal And Installationp. 352
Back Removal And Installationp. 353
Shock Removal And Installationp. 354
+BOB-TACHp. 355
Removal And Installationp. 355
Bob-Tach Lever And Wedgep. 357
Bob-Tach Stopsp. 359
+LIFT ARMp. 361
Removal And Installationp. 361
+REAR GRILLp. 367
Gas Cylinder Removal And Installationp. 367
Removal And Installationp. 368
+REAR DOORp. 369
Removal And Installationp. 369
Door Latch And Catch Adjustment (S/N 512261535 & Below)p. 370
Door Latch Removal And Installation (S/N 512261535 & Below)p. 371
Striker Removal and Installation (S/N 512261536 & Above)p. 372
Striker Disassembly and Assembly (S/N 512261536 & Above)p. 372
Adjusting The Striker (S/N 512261536 & Above)p. 372
Latch Removal and Installation (S/N 512261536 & Above)p. 373
+FUEL TANKp. 375
Removal And Installationp. 375
Fuel Level Senderp. 376
+CONTROL PEDALSp. 377
Removal And Installationp. 377
Pedal Adjustmentp. 377
Crossbar Linkage Removal And Installationp. 378
Lift Foot Pedal Linkage Removal And Installationp. 379
Tilt Foot Pedal Linkage Removal And Installationp. 380
+CONTROL PEDALS (ACS)p. 381
Foot Sensor Removal And Installationp. 381
Foot Pedal Removal And Installationp. 382
Foot Pedal Linkage Disassembly And Assemblyp. 382
+CONTROL PANELp. 383
Removal and Installationp. 383
Shock Removal And Installationp. 385
Shaft Removal And Installationp. 385
Shaft Disassembly And Assemblyp. 386
Linkage Removal And Installationp. 387
Linkage Adjustmentp. 389
Linkage Neutral Adjustmentp. 393
+CONTROL HANDLEp. 397
Control Lever Removal And Installationp. 397
Control Lever Bootp. 397
+CONTROL HANDLE (ADVANCED HAND CONTROL) (AHC)p. 399
Components Identificationp. 399
Control Handle Unit Removal And Installationp. 400
Control Handle Removal And Installationp. 403
Control Handle Disassembly And Assemblyp. 403
Control Lever Removal And Installationp. 404
Control Lever Bootp. 405
+CONTROL HANDLE (ADVANCED HAND CONTROL) (AHC) W/PUSH BUTTON FLOATp. 407
Components Identificationp. 407
Handle Sensor Removal And Installationp. 407
Control Handle Removal And Installationp. 409
Control Handle Disassembly And Assemblyp. 410
Control Lever Removal And Installationp. 411
Control Lever Bootp. 412
+CONTROL HANDLE (ADVANCED CONTROL SYSTEM) (ACS) ADVANCED HAND CONTROLp. 413
Components Identificationp. 413
Handle Sensor Removal And Installationp. 413
Control Handle Removal and Installationp. 417
Control Handle Disassembly and Assemblyp. 418
Control Lever Removal and Installationp. 419
Control Lever Bootp. 420
+CONTROL HANDLE (ADVANCED CONTROL SYSTEM) (ACS) SELECTABLE HAND/FOOT CONTROLp. 421
Components Identificationp. 421
Handle Sensor Removal And Installationp. 421
Control Handle Removal And Installationp. 425
Control Handle Disassembly And Assemblyp. 426
Control Lever Removal And Installationp. 426
Control Lever Bootp. 427
+ELECTRICAL SYSTEM & ANALYSISp. 429
ELECTRICAL SCHEMATICSp. 435
+ELECTRICAL SYSTEM INFORMATIONp. 433
763 Wiring Schematicsp. 433
Troubleshooting Chartp. 447
Descriptionp. 448
Fuse Locationp. 449
Relay Switch Locationp. 449
Solenoid Testp. 450
+BATTERYp. 451
Removal And Installationp. 451
Servicingp. 452
Using A Booster Battery (Jump Starting)p. 453
+ALTERNATOR (55 AMP)p. 455
Adjusting The Alternator Beltp. 455
Alternator Output Testp. 455
Rectifier (Diode) Testp. 456
Alternator Regulator Testp. 456
Removal And Installationp. 458
Disassemblyp. 459
Stator Continuity Testp. 459
Stator Ground Testp. 459
Rotor Continuity Testp. 460
Rotor Ground Testp. 460
Rectifier Continuity (Diode) Testp. 460
Assemblyp. 461
+ALTERNATOR (90 AMP)p. 463
Adjusting The Alternator Beltp. 463
Alternator Identificationp. 463
Charging System Checkp. 464
Alternator Voltage Testp. 465
Low Voltage Testp. 465
High Voltage Testp. 466
Removal And Installationp. 467
Rectifier Continuity (Diode) Testp. 468
Alternator Regulator Testp. 469
Disassemblyp. 470
Stator Continuity Testp. 470
Stator Ground Testp. 471
Rotor Continuity Testp. 471
Rotor Ground Testp. 471
Assemblyp. 471
+STARTER (NIPPONDENSO)p. 473
Checkingp. 473
Removal And Installationp. 473
Parts Identificationp. 475
Disassemblyp. 476
Inspection And Repairp. 481
No Load Testp. 485
Assemblyp. 485
+STARTER (VALEO)p. 493
Checkingp. 493
Removal And Installationp. 494
Parts Identificationp. 495
Disassembly and Assemblyp. 496
Inspection And Repairp. 499
No Load Testp. 501
+INSTRUMENT PANELp. 503
Left Panelp. 503
Right Panel (Standard) (With Key Switch)p. 504
Right Panel – (Deluxe) (With Keyless Start)p. 505
Right Panel Setup Display Options (Deluxe)p. 507
Passwordsp. 508
Option And Field Accessory Panelsp. 510
Removal And Installationp. 511
Front Accessory Panel Removal And Installationp. 512
+LIGHTSp. 513
Front Removal And Installationp. 513
Rear Removal And Installationp. 514
+BOBCAT CONTROLLERp. 515
Identification Chart (S/N 512263854 & Below)p. 515
Identification Chart (S/N 512263855 & Above)p. 516
Removal And Installationp. 518
+DIAGNOSTICSp. 521
+BICS™ SYSTEMp. 527
Inspecting The BICS™ Controller (Engine STOPPED – Key ON)p. 527
Inspecting Deactivation Of The Auxiliary Hydraulics System (Engine STOPPED – Key ON)p. 527
Inspecting The Seat Bar Sensor (Engine RUNNING)p. 527
Inspecting The Traction Lock (Engine RUNNING)p. 527
Inspecting The Lift Arm By-Pass Controlp. 528
Additional Inspection For Loaders With Advanced Hand Controls (AHC)p. 528
Troubleshooting Chartp. 529
Troubleshooting Guide.p. 530
+SEAT BAR SENSORp. 531
Troubleshooting Chartp. 531
Testp. 532
Removal And Installationp. 533
BICS™ Circuit Testp. 535
+TRACTION LOCKp. 537
Troubleshooting Chartp. 537
Inspectingp. 538
Solenoid Removal And Installationp. 538
Guide Removalp. 541
Guide Installationp. 542
+ADVANCE HAND CONTROL (AHC) SYSTEMp. 545
Components Identificationp. 545
Troubleshooting Guidep. 546
Parts Identificationp. 547
AHC Controller Removal And Installationp. 548
Handle Control Unit Connectorp. 548
Switch Handle Removal And Installationp. 549
Actuators Disassembly And Assemblyp. 553
+ADVANCED HAND CONTROL (AHC) SYSTEM (W/ PUSH BUTTON FLOAT)p. 555
Components Identificationp. 555
Troubleshooting Guidep. 556
Controller Connector And Wire Identificationp. 557
AHC Controller Removal And Installationp. 558
Handle Sensor Removal And Installationp. 558
Handle Sensor Connectorp. 560
Switch Handle Removal And Installationp. 561
Actuators Disassembly And Assemblyp. 564
+ADVANCED CONTROL SYSTEM (ACS) ADVANCED HAND CONTROLp. 565
Components Identificationp. 565
Troubleshooting Guidep. 566
Controller, Connector And Wire Identificationp. 567
ACS Controller Removal And Installationp. 568
Handle Sensor Connectorp. 568
Switch Handle Removalp. 569
Switch Handle Installationp. 572
Actuators Disassembly and Assemblyp. 575
+ADVANCED CONTROL SYSTEM (ACS) SELECTABLE HAND/FOOT CONTROLp. 577
Components Identificationp. 577
Troubleshooting Guidep. 579
Controller, Connector And Wire Identificationp. 580
ACS Controller Removal And Installationp. 581
Handle Sensor Connectorp. 581
Switch Handle Removalp. 582
Switch Handle Installationp. 585
Actuators Disassembly and Assemblyp. 588
Handle Lock Solenoid Removal And Installationp. 589
Handle Lock Solenoid Disassembly And Assemblyp. 589
Handle Lock Solenoid Connectorp. 590
Calibration Of The ACS Systemp. 591
Switchable Hand/Foot Controls Calibration Procedurep. 591
Hand Controls Only Calibration Procedurep. 593
Foot Sensor Disassembly And Assemblyp. 594
Foot Sensor Connectorp. 594
+ELECTRICAL/HYDRAULIC CONTROLS REFERENCEp. 597
Controls Identification Chartp. 597
+ENGINE SERVICEp. 599
+TROUBLESHOOTINGp. 601
+ENGINE SPEED CONTROLp. 603
Removal And Installationp. 603
Disassemblyp. 603
+MUFFLERp. 605
Removal And Installationp. 605
+AIR CLEANERp. 607
Removal And Installationp. 607
+RADIATORp. 609
Removal And Installationp. 609
+COOLING FANp. 611
Drive Tension Pulley Removal And Installationp. 611
Gearbox/Blower Housing Removal And Installationp. 612
Blower Housing Grill Removal And Installationp. 615
Blower Disassembly And Assemblyp. 615
Gearbox Parts Identificationp. 617
Gearbox Disassemblyp. 618
Gearbox Assemblyp. 622
Gearbox Checking Backlashp. 627
+ENGINE COMPONENTS AND TESTINGp. 631
Compression Checkingp. 631
Glow Plugs Checkingp. 632
Glow Plugs Removal And Installationp. 633
Fuel Shut-Off Solenoid Checkingp. 633
Fuel Shut-Off Solenoid Adjustingp. 634
Fuel Shut-Off Solenoid Removal And Installationp. 634
Checkingp. 635
Fuel Injection Pump Removal And Installationp. 636
Timing The Injection Pumpp. 639
Fuel Injector Removal And Installationp. 640
Fuel Injector Checkingp. 642
Fuel Injector Disassemblyp. 643
Fuel Injector Assemblyp. 643
Valve Clearance Adjustmentp. 644
Rocker Arm And Shaft Checkingp. 645
Valve Timing Checkingp. 645
+ENGINEp. 647
Removal And Installationp. 647
Engine Mount Replacementp. 652
+FLYWHEEL AND HOUSINGp. 653
Flywheel Removal And Installationp. 653
Ring Gear Removal And Installationp. 654
Housing Removal And Installationp. 654
+RPM SENSORp. 657
+RECONDITIONING THE ENGINEp. 659
Cylinder Head Removal And Installationp. 659
Cylinder Head Disassembly And Assemblyp. 660
Cylinder Head Servicingp. 661
Cylinder Head Top Clearancep. 661
Checking The Valve Guidep. 662
Reconditioning The Valve And Valve Seatp. 663
Valve Springp. 664
Rocker Arm And Shaft Checkingp. 665
Timing Gearcase Cover Removal And Installationp. 665
Idler Gear And Camshaft Removal And Installationp. 668
Servicing The Camshaftp. 669
Servicing The Idler Gear And Shaftp. 670
Timing Gears Checking Backlashp. 671
Fuel Camshaft Removal And Installationp. 672
Fuel Camshaft Governorp. 672
Crankshaft Gear Removal And Installationp. 673
Oil Pump Removal And Installationp. 673
Oil Pump Servicep. 674
Checking Engine Oil Pressurep. 675
Relief Valvep. 675
Piston And Connecting Rod Removal And Installationp. 676
Servicing The Piston And Connecting Rodp. 677
Connecting Rod Alignmentp. 680
Crankshaft And Bearings Removal And Installationp. 680
Servicing The Crankshaft And Bearingsp. 682
Checking The Cylinder Borep. 685
Water Pump Disassembly And Assemblyp. 686
+HEATERp. 687
+COMPONENTSp. 689
+REGULAR MAINTENANCEp. 691
Filter Elements Removal And Installationp. 691
+BASIC TROUBLESHOOTINGp. 695
Cleaning The Heater Coilp. 695
Checking The Electrical Systemp. 696
Engine Coolant By-Passing The Heater Valvep. 701
Heater Valve Not Opening Or Closingp. 701
SYSTEM TROUBLESHOOTING CHARTp. 703
+HEATER UNITp. 705
Removal And Installationp. 705
Disassembly And Assemblyp. 706
+HEATER COILp. 707
Removal And Installationp. 707
+HEATER FANp. 709
Removal And Installationp. 709
Disassembly And Assemblyp. 710
Wire Connector Removal and Installationp. 712
+HEATER VALVEp. 715
Removal and Installationp. 715
Disassembly And Assemblyp. 716
+SPECIFICATIONSp. 717
+LOADER SPECIFICATIONSp. 719
Loader Dimensionsp. 719
Performancep. 720
Controlsp. 720
Enginep. 720
Hydraulic Systemp. 721
Electricalp. 722
Drive Systemp. 722
Capacitiesp. 722
Tiresp. 723
+ENGINE SPECIFICATIONSp. 725
Fuel Injection Nozzlesp. 725
Fuel Injection Pumpp. 725
Cylinder Headp. 725
Valvesp. 725
Valve Springsp. 725
Valve Timingp. 726
Rocker Armsp. 726
Camshaftp. 726
Tappetp. 726
Cylindersp. 726
Piston Ringsp. 727
Pistonsp. 727
Connecting Rodp. 727
Oil Pumpp. 727
Crankshaftp. 728
Timing Gearp. 728
Thermostatp. 728
Crankshaft Re-Grind Datap. 729
+TORQUE SPECIFICATIONS FOR BOLTSp. 731
Torque For General SAE Boltsp. 731
Torque For General Metric Boltsp. 732
Torque For Kubota Metric Boltsp. 732
+HYDRAULIC CONNECTION SPECIFICATIONSp. 733
O-ring Face Seal Connectionp. 733
Straight Thread O-ring Fittingp. 734
Tubelines And Hosesp. 734
Flare Fittingp. 734
O-ring Flare Fittingp. 735
Port Seal Fittingp. 737
+HYDRAULIC/HYDROSTATIC FLUID SPECIFICATIONSp. 739
+CONVERSIONSp. 741
Decimal And Millimeter Equivalentsp. 741
U.S. To Metric Conversionp. 742
+SMRp. 743
Revision No: 763/763H-1p. 743
Revision No: 763-2p. 745
Revision No: 763-3p. 747
Revision No: 763-4p. 749
Revision No: 763-5p. 751
What This Manual Enables You To Do
- Diagnose and repair the hydraulic control valve, main relief valve, lift arm by-pass, lift and tilt cylinders, and auxiliary circuit components
- Service the hydrostatic motor, hydrostatic pump, charge pressure system, and drive belt tensioner
- Pull and inspect the chaincase, axle, sprocket, bearings, brake disc, and traction lock
- Work through the BICS, AHC, and ACS electrical/electronic control systems with the wiring schematics and service code chart
- Test and replace the starter, alternator, battery, glow plugs, fuel shut-off solenoid, and injection pump
- Recondition the Kubota V2203EB engine with the correct clearances, top clearance measurements, and torque sequences
- Service the heater unit, coil, fan, and valve, and clean the cooling system and oil cooler
Why This Bobcat 763 G Series Service Manual Matters
Skid steer repair goes wrong in the small places: a torque value guessed instead of measured, a BICS solenoid swapped before the service code was read, a cylinder nut tightened to the wrong figure. This manual removes that guesswork. The Bobcat 763 G Series Service Manual gives the specific adjustment, the specific limit, and the specific sequence for the 763 and 763 High Flow, so the repair holds and the machine goes back into service correctly.
Instant PDF Delivery
The complete 752-page Bobcat 763 G Series Service Manual 6900977 is delivered as an instant PDF download after payment. No shipping, no waiting on a physical book, and no restrictions on how many times you open it. Print only the pages you need for the job, or keep the whole file on a laptop, tablet, or phone in the shop. Search across the full text, jump between hydraulic, electrical, and engine sections, and keep the wiring and hydraulic schematics at hand for as long as you own the loader.
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