Caterpillar 980G Wheel Loader Workshop Repair Service Manual PDF Electrical Hydraulic Schematics - MCAT980GOPES.zip
A full workshop service and repair manual, complete with electrical wiring diagrams, for the Caterpillar 980G Wheel Loader. It contains every technical detail needed to service, troubleshoot, fix, and rebuild the machine the way professional technicians do.
Inside the Caterpillar 980G Wheel Loader workshop service and repair manual, you'll find:
* Numbered table of contents easy to use so that you can find the information you need fast.
* Detailed sub-steps expand on repair procedure information
* Numbered instructions guide you through every repair procedure step by step.
* Troubleshooting and electrical service procedures are combined with detailed wiring diagrams for ease of use.
* Notes, cautions and warnings throughout each chapter pinpoint critical information.
* Bold figure number help you quickly match illustrations with instructions.
* Detailed illustrations, drawings and photos guide you through every procedure.
* Enlarged inset helps you identify and examine parts in detail.
RENR4301 - Schematic (980G Wheel Loader Electrical System).pdf
RENR4376 - Schematic (980G Wheel Loader Electrical System).pdf
SENR5873 - Disassembly & Assembly (980G Wheel Loader Engine Supplement).pdf
SENR5874 - Specifications (980G Wheel Loader Power Train).pdf
SENR5875 - Systems Operation (980G Wheel Loader Power Train).pdf
SENR5875 - Testing & Adjusting (980G Wheel Loader Power Train).pdf
SENR5877 - Disassembly & Assembly (980G Wheel Loader Power Train).pdf
SENR5878 - Specifications (980G Wheel Loader Steering System).pdf
SENR5879 - Systems Operation (980G Wheel Loader Steering System).pdf
SENR5879 - Testing & Adjusting (980G Wheel Loader Steering System).pdf
SENR5880 - Specifications (980G Wheel Loader Braking System).pdf
SENR5881 - Systems Operation (980G Wheel Loader Braking System).pdf
SENR5881 - Testing & Adjusting (980G Wheel Loader Braking System).pdf
SENR5882 - Specifications (980G Wheel Loader Hydraulic System).pdf
SENR5883 - Systems Operation (980G Wheel Loader Hydraulic System).pdf
SENR5883 - Testing and Adjusting (980G Wheel Loader Hydraulic System).pdf
SENR5884 - Schematic (980G Wheel Loader Hydraulic System).pdf
SENR5885 - Disassembly & Assembly (980G Wheel Loader Machine Systems).pdf
SENR5886 - Schematic (980G Wheel Loader Electrical System).pdf
UENR7476 - Schematic (980G Wheel Loader Hydraulic System).pdf
PRODUCT DETAILS:
Total Pages: 2,453 pages
File Format: PDF (Internal Links, Bookmarked, Table of Contents, Searchable, Printable, high quality)
Language: English
TABLE OF CONTENTS
RENR4301 - Schematic (980G Wheel Loader Electrical System)....1
Collage....2
Main....22
Features....22
Cover Page....23
Information....0
Component Location....24
Connector Location....25
CID / MID / FMI....0
Page 1 of 2....26
Page 2 of 2....27
Specifications And Related Manuals....28
Standard Electrical....29
Schematic....30
Machine View....0
Machine Harness Connector And Component Locations....31
RENR4376 - Schematic (980G Wheel Loader Electrical System)....32
Collage....33
Main....45
Features....45
Cover Page....46
Information....0
Component Location....0
Page 1 of 2....47
Page 2 of 2 ....48
Connector Location....49
CID/MID/FMI....50
Specifications And Related Manuals....51
Wire Description....0
Page 1 of 2....52
Page 2 of 2....53
Standard Electrical....54
Schematic....55
Machine View....0
Machine Component Locations....56
SENR5873 - Disassembly & Assembly (980G Wheel Loader Engine Supplement)....57
Transmission Oil Cooler - Remove and Install....59
Hydraulic Oil Cooler - Remove and Install....64
Engine Compartment Shield - Install....70
Engine Compartment Shield - Remove....75
Radiator - Install....82
Radiator - Assemble....91
Radiator - Disassemble....93
Radiator - Remove....96
Fan Shroud - Remove and Install....106
Fan and Piston Motor (Hydraulic Fan) - Install....115
Piston Motor (Hydraulic Fan) - Assemble....120
Piston Motor (Hydraulic Fan) - Disassemble....126
Fan and Piston Motor (Hydraulic Fan) - Remove....132
Fuel Tank - Install....138
Fuel Tank - Remove....141
Fuel Priming Pump and Primary Fuel Filter - Remove and Install....145
Electric Starting Motor - Remove and Install....148
Alternator - Remove and Install....155
System Pressure - Release....160
Steering Frame Lock - Separate and Connect....162
Engine to Torque Converter; Transmission; Output Transfer Gears - Connect....166
Engine from Torque Converter; Transmission; Output Transfer Gears - Separate....173
Engine; Torque Converter; Transmission and Output Transfer Gears - Remove....182
Tilt Hood Actuator - Remove and Install....198
Hood - Remove and Install....205
Side Panels - Remove and Install....213
Refrigerant Condenser - Remove and Install....217
Refrigerant Compressor - Remove and Install....221
Muffler - Remove and Install....231
Air Cleaner - Remove and Install....235
Aftercooler - Install....249
Aftercooler - Remove....258
Turbocharger - Remove....267
Installation Procedure....271
Turbocharger - Install....274
Engine; Torque Converter; Transmission and Output Transfer Gears - Install....277
Engine Oil Cooler - Remove and Install....292
SENR5874 - Specifications (980G Wheel Loader Power Train)....297
Relief Valve (Torque Converter Outlet)....298
Torque Converter and Pump Drive Housing....300
Torque Converter....303
Window Wipers....306
Cab Mounting....308
Rim Group....310
Final Drive and Wheel....311
Oscillating Axle (Rear)....313
Fixed Axle (Front)....315
NoSPIN Differential....316
Limited Slip Differential....318
Differential and Bevel Gear....322
Drive Shaft....324
Output Transfer Gears....326
Transmission Planetary....329
Temperature Sensor (Transmission Oil)....336
Speed Sensor (Transmission Output)....338
Solenoid Valve (Clutch)....340
Selector and Pressure Control Valve (Transmission)....342
Transmission Hydraulic Control....346
Oil Filter (Power Train)....348
Transmission Oil Pump....351
SENR5875 - Systems Operation (980G Wheel Loader Power Train)....355
Torque Converter....356
General Information....362
Transmission Hydraulic System....364
Final Drive and Wheel....367
NoSPIN Differential....369
Limited Slip Differential....378
Differential....386
Output Transfer Gears....388
Transmission Planetary....391
Transmission Hydraulic Control Operation....402
Transmission Hydraulic Control....412
Transmission Lubrication - 6P-3761 Transmission Planetary....414
Oil Filter (Power Train)....417
Transmission Oil Pump....420
SENR5875 - Testing & Adjusting (980G Wheel Loader Power Train)....423
Machine Preparation for Troubleshooting....424
Torque Converter Troubleshooting....427
Visual Inspection....434
Differential and Final Drive Troubleshooting....437
Transmission Troubleshooting....444
Wheel Bearings - Adjust....458
Limited Slip Differential Disc End Play Check - Check....461
Differential Backlash and Bearings - Adjust....462
Differential Pinion Preload - Adjust....470
Output Transfer Gears - Adjust....474
Transmission Pressures - Test and Adjust....477
Torque Converter Stall - Test....489
SENR5877 - Disassembly & Assembly (980G Wheel Loader Power Train)....493
Crankcase Guard - Remove and Install....496
Steering Frame Lock - Separate and Connect....498
System Pressure - Release....502
Carrier Bearing (Drive Shaft) - Remove and Install....504
Drive Shaft (Center) - Remove and Install....511
Drive Shaft (Front) - Remove and Install....514
Drive Shaft (Rear) - Remove and Install....517
Electronic Control Module (Power Train) - Remove and Install....520
Fender (Front and Rear) - Remove and Install....523
Output Transfer Gears - Assemble....526
Output Transfer Gears - Disassemble....548
Output Transfer Gears from Transmission; Torque Converter - Separate....565
Output Transfer Gears to Transmission; Torque Converter - Connect....574
Parking Brake - Remove and Install....582
Parking Brake Actuator - Remove and Install....589
Power Train Guard (Transmission) - Remove and Install....595
Relief Valve (Torque Converter Outlet) - Assemble....597
Relief Valve (Torque Converter Outlet) - Disassemble....601
Relief Valve (Torque Converter Outlet) - Install....605
Relief Valve (Torque Converter Outlet) - Remove....607
Differential and Bevel Gear - Assemble....609
Torque Converter - Assemble - Heavy duty....633
Torque Converter - Disassemble - Heavy Duty....657
Torque Converter from Transmission; Output Transfer Gears - Separate....677
Torque Converter to Transmission; Output Transfer Gears - Connect....684
Transmission from Torque Converter - Separate....691
Transmission Hydraulic Control Valve - Assemble....739
Transmission Hydraulic Control Valve - Disassemble....750
Transmission Hydraulic Control Valve - Install....764
Transmission Hydraulic Control Valve - Remove....771
Transmission Oil Pump - Assemble....778
Transmission Oil Pump - Disassemble....785
Transmission Oil Pump - Install....790
Transmission Oil Pump - Remove....794
Transmission Planetary - Assemble - Standard....798
Transmission Planetary - Assemble....850
Transmission Planetary - Disassemble....938
Transmission to Torque Converter - Connect....982
Transmission....986
Fixed Axle (Front) - Remove and Install....1018
Oscillating Axle (Rear) - Remove and Install....1022
Tire and Rim (Rear) - Remove and Install....1031
Tire and Rim (Front) - Remove and Install....1035
Trunnion Support (Oscillating Axle; Front) - Remove and Install....1039
Final Drive and Wheel - Assemble....1054
Final Drive Spindle and Service Brake - Assemble....1064
Final Drive Spindle and Service Brake - Disassemble....1075
Final Drive and Wheel - Disassemble....1082
Final Drive Planetary Carrier - Assemble....1090
Final Drive Planetary Carrier - Disassemble....1094
Final Drive; Brake and Wheel - Remove....1096
Axle Shaft - Remove and Install....1101
NoSPIN Differential - Assemble....1108
NoSPIN Differential - Disassemble....1111
Limited Slip Differential - Assemble....1114
Limited Slip Differential - Disassemble....1136
Differential and Bevel Gear - Install....1146
Differential and Bevel Gear - Disassemble....1149
Differential and Bevel Gear - Remove....1165
Final Drive; Brake and Wheel - Install....1169
Duo-Cone Conventional Seals - Install....1173
SENR5878 - Specifications (980G Wheel Loader Steering System)....1180
Breaker Relief Valve....1181
Hydraulic Tank and Filter....1183
Liquid Level Switch (Hydraulic Tank)....1185
Gear Pump (Secondary Steering)....1187
Pilot Valve (Steering)....1192
Piston Pump (Steering)....1197
Pressure and Flow Compensator Valve (Steering)....1209
Relief Valve (Pump Backup)....1215
Selector and Pressure Control Valve (Steering)....1216
Steering Control Valve....1218
Steering Control....1220
Temperature Sensor (Hydraulic Oil)....1225
Articulated Hitch....1226
Check Valve (Steering Quad)....1228
Diverter Valve (Secondary Steering)....1229
Pressure Reducing Valve (Steering)....1232
Pressure Switch (Secondary Steering)....1233
Steering Cylinder....1234
Steering Neutralizer Valve....1235
Relief Valve (Steering Cylinder Crossover)....1237
SENR5879 - Systems Operation (980G Wheel Loader Steering System)....1238
General Information (Steering)....1239
Monitoring System (Steering Functions)....1243
Piston Pump (Steering)....1245
Check Valve (Steering Quad)....1253
Diverter Valve (Secondary Steering)....1255
Gear Pump (Secondary Steering)....1257
Pilot Valve (Steering)....1260
Secondary Steering System....1278
Selector and Pressure Control Valve (Steering)....1281
Steering Control Valve....1283
SENR5879 - Testing & Adjusting (980G Wheel Loader Steering System)....1289
Machine Preparation for Troubleshooting....1290
Visual Inspection....1293
Hydraulic Oil Contamination - Test....1296
Steering System Troubleshooting....1298
System Pressure - Release....1302
Articulated Hitch - Adjust....1305
Command Control Steering - Adjust....1309
Pilot Valve (Steering) Supply Pressure - Test and Adjust....1313
Piston Pump (Steering) Low Pressure Standby - Test and Adjust....1324
Piston Pump (Steering) Margin Pressure - Test and Adjust....1332
Pump Performance (Steering) - Test....1338
Relief Valve (Pump Backup) - Test and Adjust....1342
Relief Valve (Steering Cylinder Crossover) - Test and Adjust....1346
Steering Control Valve - Adjust....1351
Steering Neutralizer Valve - Check and Adjust....1353
Steering Pilot System Pressure - Test....1355
Steering System Pressure (High Pressure Stall) - Test and Adjust....1364
Steering Time - Check....1369
SENR5880 - Specifications (980G Wheel Loader Braking System)....1371
Accumulator Charging Valve (Brake)....1372
Brake Accumulator....1374
Brake Control Valve (Parking)....1376
Brake Control Valve (Service)....1378
Breaker Relief Valve....1380
Foot Brake Control....1382
Gear Pump (Pilot and Braking)....1386
Hydraulic Tank and Filter....1388
Limit Switch (Stop Light)....1390
Limit Switch (Transmission Neutralizer)....1392
Liquid Level Switch (Hydraulic Tank)....1394
Parking Brake Actuator....1396
Parking Brake Control Cable....1398
Parking Brake....1399
Position Sensor (Left Brake Pedal)....1401
Pressure Switch (Parking Brake Oil)....1403
Pressure Switch (Service Brake Oil)....1404
Service Brake Lines....1406
Service Brakes....1408
Temperature Sensor (Hydraulic Oil)....1411
SENR5881 - Systems Operation (980G Wheel Loader Braking System)....1412
Brake Accumulator....1413
General Information (Braking)....1416
Monitoring System (Braking Functions)....1421
Accumulator Charging Valve (Brake)....1424
Brake Control Valve (Service)....1429
Rocker Switch (Transmission Neutralizer Override Control)....1433