Caterpillar 730C2 EJ EJECTOR TRUCK, 725C2, 730C2 ARTICULATED TRUCKS Workshop Service Repair manual with Electrical Wiring Diagrams (including maintenance, overhaul, disassembling & assembling, adjustment, tune-up, operation, inspecting, diagnosis & troubleshooting…) is divided into different sections. Each section covers a specific component or system with detailed illustrations. A table of contents is placed at the beginning of each section. Pages are easily found by category, and each page is expandable for great detail. The printer-ready PDF documents work like a charm on all kinds of devices.

This manual (1,870 pages PDF) contains high quality images, circuit diagrams, instructions to help you to maintenance, troubleshoot, diagnose, and repair. This document is printable, without restrictions, contains searchable text, bookmarks, crosslinks for easy navigation.

M0069866 - Disassembly and Assembly (730C2 and 725C2 Articulated Truck Power Train).pdf
M0069868 - Disassembly and Assembly (725C2 and 730C2 Articulated Truck Machine System).pdf
M0069870 - Disassembly and Assembly (725C2; 730C2 and 725C2 Articulated Truck Engine Supplement).pdf
M0072485 - Disassembly and Assembly (725 C2 Articulated Truck LRC Engine Supplement).pdf
M0078532 - Systems Operation (725C; 725C2; 730C; 730C2; 730C EJECTOR; 730C2 EJECTOR; 735B; 735C; 740B; 740B EJECTOR; 740C; 740C EJECTOR and 745C Articulated Trucks Automatic Lubrication System).pdf
M0078532 - Testing and Adjusting (725C; 725C2; 730C; 730C2; 730C EJECTOR; 730C2 EJECTOR; 735B; 735C; 740B; 740B EJECTOR; 740C; 740C EJECTOR and 745C Articulated Trucks Automatic Lubrication System).pdf
UENR2345 - Specifications (725C; 725C2; 730C; 730C2 and 730C; 730C2 EJECTOR Articulated Truck Systems).pdf
UENR2353 - Systems Operation (725C; 725C2; 730C and 730C2 Articulated Trucks Indication Display_CMPD Monitoring).pdf
UENR2353 - Testing and Adjusting (725C; 725C2; 730C and 730C2 Articulated Trucks Indication Display_CMPD Monitoring).pdf
UENR2353 - Troubleshooting (725C; 725C2; 730C and 730C2 Articulated Trucks Indication Display_CMPD Monitoring).pdf
UENR2381 - Systems Operation (725C; 725C2; 730C and 730C2 Articulated Truck).pdf
UENR2381 - Testing and Adjusting (725C; 725C2; 730C and 730C2 Articulated Truck).pdf
UENR7057 - Schematic (725C2 and 730C2 Articulated Truck Hydraulic System).pdf
UENR7060 - Schematic (725C2 Articulated Truck Electrical System (Interactive); Cab 455-3043-01; Chassis 465-8934-01; Pump Electronics Tank Unit Header).pdf

TABLE OF CONTENTS / FILE LIST:
UENR2345 - Specifications (725C; 725C2; 730C; 730C2 and 730C; 730C2 EJECTOR Articulated Truck Systems)...3
  Air Conditioner Lines...7
  Air Conditioner and Mounting...9
  Axle Housing...13
  Brake Accumulator (Parking)...19
  Brake Accumulator (Service)...22
  Bypass Valve (Transmission Oil Filter)...23
  Cab Door...25
  Cab Lighting...29
  Cab Liner...35
  Cab Panel - Mounting...38
  Cab Visor...39
  Cab Window...40
  Center Axle...42
  Center Suspension Frame...44
  Check Valve (Steering System Return)...46
  Coolant Tank...47
  Differential (Drive Axle)...51
  Differential and Bevel Gear (Center)...52
  Differential and Bevel Gear (Front and Rear)...54
  Drive Shaft...56
  Final Drive and Wheel...57
  Front Axle...59
  Front Drive Shaft...61
  Front Frame - Engine End...62
  Front Frame - Non-Engine End...64
  Front Suspension Frame...69
  Fuel Lines...71
  Fuel Tank...74
  Gear Motor (Hydraulic Fan)...80
  Gear Pump (Differential Lock)...86
  Governor Pedal...87
  Headlights...89
  Hitch Drive Shaft...91
  Hoist Control Valve...92
  Hoist Cylinder...95
  Hood - Engine...99
  Hydraulic Caliper Service Brake...101
  Hydraulic Fan Drive Lines...103
  Hydraulic Tank - Power Train Oil...105
  Hydraulic Tank Mounting...106
  Hydraulic Tank...108
  Lubrication Lines ...114
  Lubrication Lines...116
  Lubrication Pump - Mounting...124
  Main Control Valve...126
  Modulating Valve (Transmission Hydraulic Control)...132
  Modulating Valve...139
  Mud Guard...141
  Oil Filter (Power Train)...143
  Oscillating Hitch...144
  Output Transfer Gear Mounting...147
  Output Transfer Yoke...148
  Parking Brake...149
  Piston Pumps (Brake, Ejector, Steering, Fan)...152
  Piston Pumps (Brake, Hoist, Steering, Fan)...154
  Planetary Carrier (Output Transfer Gear)...156
  Position Sensor (Throttle)...158
  Position Sensor (Transmission Control)...159
  Power Train Cooler Lines...161
  Pressure Control Valve (Transmission Hydraulic Control)...163
  Pressure Reducing Valve (Differential Lock)...165
  Pressure Switch (Oil Filter Bypass)...166
  Pressure Switch (Steering)...167
  Pump Drive...168
  Pump Lines...170
  Radiator Guard - Enclosure...173
  Radiator Guard...175
  Radiator...179
  Rear Axle...181
  Rear Drive Shaft...183
  Rear Equalizer Suspension (Equalizer Arm)...184
  Rear Suspension Frame...186
  Rear View Mirror...188
  Refrigerant Compressor...193
  Relief Valve (Hoist Lower)...196
  Relief Valve (Transmission Hydraulic Control)...198
  Retarder Hydraulic Control Valve...200
  Rim Mounting...203
  Rollover Protective Structure (ROPS) Mounting...204
  Secondary Steering Pump and Electric Motor...211
  Service Brake Control...212
  Service Brake Lines...218
  Solenoid Valve (Brake Accumulator Charge)...222
  Solenoid Valve (Hoist Control)...223
  Solenoid Valve (Hydraulic Fan)...224
  Solenoid and Relief Valve (Output Transfer Gears)...225
  Speed Sensor (Torque Converter Output)...227
  Speed Sensor (Transmission Output)...228
  Steering Column...231
  Steering Control...233
  Steering Cylinder - Mounting...235
  Steering Cylinder...236
  Suction Fan...240
  Suspension Cylinder (Front)...241
  Tailgate Mounting...243
  Temperature Sensor (Rear Axle Oil)...247
  Temperature Sensor (Torque Converter Oil)...249
  Torque Converter...250
  Transfer Gears and Case...253
  Transmission Hydraulic Control Valve...259
  Transmission Mounting...262
  Transmission Planetary...264
  Transmission and Hoist Control...269
  Walkway...273
  Window Guard...278
  Window Wiper and Wiper Motor...279
UENR2381 - Systems Operation (725C; 725C2; 730C and 730C2 Articulated Truck)...289
  Brake Accumulator (Parking)...291
  Brake Accumulator (Service)...293
  Brake Control Valve (Service)...295
  Differential (Center Axle)...298
  Differential (Front and Rear Axle)...300
  Electronic Control (Fan Hydraulic System)...303
  Electronic Control (Hydraulic System)...311
  Final Drive and Wheel...320
  Gear Pump (Transmission)...323
  General Information (Brake System)...324
  General Information (Fan Hydraulic System)...331
  General Information (Hydraulic System)...340
  General Information (Power Train System)...343
  General Information (Steering System)...345
  Graphic Color Codes...348
  Hoist Control Valve...350
  Hoist System...355
  Hydraulic Tank...368
  Interaxle Differential...369
  Location of Components (Brake System)...371
  Location of Components (Fan Hydraulic System)...383
  Location of Components (Hydraulic System)...392
  Location of Components (Power Train System)...399
  Location of Components (Steering System)...407
  Main Control Valve...413
  Metering Pump (HMU)...415
  Modulating Valve (Electronic Clutch Pressure Control)...417
  Modulating Valve (Torque Converter Lockup Clutch)...419
  Oil Cooler (Transmission)...421
  Oil Filter (Transmission)...423
  Parking Brake System...425
  Piston Pump (Hydraulic, Steering, Hoist)...435
  Power Train Electronic Control System...437
  Power Train Hydraulic System...451
  Relief Valve (Transmission Hydraulic Control)...458
  Retarder Hydraulic Control Valve...460
  Retarder...462
  Secondary Steering System...465
  Service Brake...467
  Torque Converter...469
  Transfer Gear Lubrication System...472
  Transfer Gears...475
  Transmission Hydraulic Control...477
  Transmission Planetary...481
UENR2381 - Testing and Adjusting (725C; 725C2; 730C and 730C2 Articulated Truck)...483
  Brake Accumulator (Parking) - Test and Charge...485
  Brake Accumulator (Service) - Test and Charge...492
  Brake Line Pressure for Center and Rear Axle - Test...499
  Brake Line Pressure for Front Axle - Test...501
  Brake System Charging Pressure - Check...503
  Calibration Error Codes...507
  Calibrations (Cat ET)...514
  Differential - Test...519
  Electric Drive Pump (Secondary Steering) - Check...523
  Fan Drive System - Test...526
  Hoist Control Valve - Test...529
  Hydraulic Oil Contamination - Test...532
  Interaxle Differential - Test...534
  Machine Preparation for Testing and Adjusting...538
  Modulating Valve (Electronic Clutch Pressure Control) - Test...540
  Modulating Valve (Torque Converter Lockup Clutch) - Test...543
  Parking Brake Air - Purge...545
  Piston Pump (Brake, Hoist, Fan) - Test and Adjust...548
  Piston Pump (Steering, Hoist) - Test and Adjust...560
  Power Train Pressures...574
  Pressure Reducing Valve (Hoist Pilot Pressure) - Test and Adjust...598
  Pressure Tap Locations...601
  Pump Flow - Test...605
  Release Pressure for Parking Brake - Test...607
  Retarder - Test...609
  Service Brake Air - Purge...613
  Solenoid Valve (Parking Brake) - Test...616
  Suspension Height (Front) - Check and Adjust...618
  Suspension System Troubleshooting...639
  System Pressure - Release...641
  Transmission Oil Supply...642
  Visual Inspection...648
M0078532 - Systems Operation (725C; 725C2; 730C; 730C2; 730C EJECTOR; 730C2 EJECTOR; 735B; 735C; 740B; 740B EJECTOR; 740C; 740C EJECTOR and 745C Articulated Trucks Automatic Lubrication System)...650
  Electrical System...651
  General Information...708
  Lubrication Pump...725
  Lubrication System...731
M0078532 - Testing and Adjusting (725C; 725C2; 730C; 730C2; 730C EJECTOR; 730C2 EJECTOR; 735B; 735C; 740B; 740B EJECTOR; 740C; 740C EJECTOR and 745C Articulated Trucks Automatic Lubrication System)...738
  Automatic Lubrication System - Adjust...739
  Automatic Lubrication System - Test...750
  Automatic Lubrication System Troubleshooting...753
  Electrical System - Test...769
  General Information...774
  System Pressure - Release...775
  Visual Inspection...777
UENR2353 - Systems Operation (725C; 725C2; 730C and 730C2 Articulated Trucks Indication Display_CMPD Monitoring)...778
  Camera Menu...779
  Data Link...781
  Features...784
  General Information...786
  Indication Display Module...788
  Input Components...795
  Location of Electrical Components...797
  Machine Status Menu...798
  Main Menu...800
  Monitor Display...802
  Operator Menu...808
  Performance Screen...810
  Service Menu...813
  Settings Menu...817
  Totals Menu...824
  Warning Operation...828
UENR2353 - Troubleshooting (725C; 725C2; 730C and 730C2 Articulated Trucks Indication Display_CMPD Monitoring)...831
  Connector Locations...832
  Diagnostic Capabilities...834
  Diagnostic Code List...838
  Event Code List...839
  General Information...841
  MID 052 - CID 0296 - FMI 09...843
  MID 052 - CID 0296 - FMI 14...848
  MID 052 - CID 0590 - FMI 09...852
  MID 052 - CID 0590 - FMI 14...857
  MID 052 - CID 1273 - FMI 09...860
  MID 052 - CID 1273 - FMI 14...866
  Power Supply Circuit...869
  Service Tools...871
  Switch Circuits...873
  Using Caterpillar Electronic Technician to Determine Diagnostic Codes...876
  Using the Operator Monitor to Determine Diagnostic Codes...879
UENR2353 - Testing and Adjusting (725C; 725C2; 730C and 730C2 Articulated Trucks Indication Display_CMPD Monitoring)...881
  Connector Contact Description...882
  Electrical Connector - Inspect...884
  Module - Flash Program...893
  Module - Replace...894
  Self Test...896
  System Schematic...897
  Wiring Harness (Open Circuit) - Test...899
  Wiring Harness (Short Circuit) - Test...901
M0072485 - Disassembly and Assembly (725 C2 Articulated Truck LRC Engine Supplement)...903
  Air Cleaner - Remove and Install...905
  Alternator - Remove and Install...907
  Battery - Remove and Install...908
  Coolant Tank - Remove and Install...910
  Cooling System Package (Radiator, Hydraulic Oil Cooler, Fan) - Remove and Install...914
  Crankcase Guard - Remove and Install...921
  Crankshaft Vibration Damper and Pulley - Remove and Install...923
  Electric Starting Motor - Remove and Install...925
  Electronic Control (Aftertreatment) - Remove and Install...928
  Engine - Remove and Install...931
  Engine Front Mount - Remove and Install...947
  Engine Oil Cooler - Remove and Install...949
  Engine Oil Filter and Oil Filter Base - Remove and Install...952
  Engine Oil Pan - Remove and Install...953
  Exhaust Extension - Remove and Install...958
  Fuel Cooler - Remove and Install...960
  Fuel Filter (Primary) and Fuel Filter Base - Remove and Install...962
  Fuel Filter (Secondary) and Fuel Filter Base - Remove and Install...964
  Gear Motor (Hydraulic Fan) - Assemble...966
  Gear Motor (Hydraulic Fan) - Disassemble...970
  Hood - Remove and Install...974
  Hydraulic Oil Cooler - Remove and Install...977
  Output Transfer Gear Oil Cooler - Remove and Install...979
  Radiator - Remove and Install...980
  Radiator Guard - Remove and Install - Left Side...988
  Refrigerant Accumulator - Remove and Install...989
  Refrigerant Compressor - Remove and Install...992
  Refrigerant Condenser - Remove and Install...995
  Refrigerant Dryer Receiver - Remove and Install...997
  Suction Fan and Gear Motor (Hydraulic Fan) - Remove and Install...1000
  System Pressure - Release...1005
  Turbocharger - Remove and Install...1007
  Water Pump - Remove and Install...1010
  Water Temperature Regulator - Remove and Install...1013
UENR7060 - Schematic (725C2 Articulated Truck Electrical System (Interactive); Cab 455-3043-01; Chassis 465-8934-01; Pump Electronics Tank Unit Header)...1015
  Feature...1015
  Cover Page...1017
  Information...0
    Component Location...0
      Cab Wiring...1018
      Chassis Wiring...0
        Page 1 of 2...1019
        Page 2 of 2...1020
      Aftertreatment Jumper Wiring...1021
      Pump Electronics Tank Unit Header (If Equipped)...1022
    Connector Location...0
      Cab Wiring...1023
      Chassis Wiring...1024
      Aftertreatment Jumper Wiring...1025
      Pump Electronics Tank Unit Header (If Equipped)...1026
  Schematics...0
    Cab Wiring...1027
    Chassis Wiring...1028
    Aftertreatment Jumper Wiring...1029
    Pump Electronics Tank Unit Header (If Equipped)...1030
  Machine Views...0
    Cab Wiring...0
      Cab - Rear...1031
      Cab - Right Side...1032
    Chassis Wiring...0
      Cab - Right Side View...1033
      Engine - Left Side...1034
      Front Axle - Right Side...1035
      Front Hood - Left Side View...1036
      Rear Body - Front View...1037
      Transmission - Left Side...1038
      Transmission - Right Side...1039
      Under Hood - Top Right View...1040
    Aftertreatment Jumper Wiring...0
      Cab - Right Side...1041
    Pump Electronics Tank Unit Header (If Equipped)...0
      DEF Tank...1042
      PETU Header...1043
M0069866 - Disassembly and Assembly (730C2 and 725C2 Articulated Truck Power Train)...1044
  Accessory Drive (Transmission) - Remove and Install...1047
  Axle Oil Cooler Pump and Motor - Remove and Install - Center Axle Oil Cooler Pump and Motor...1053
  Axle Oil Cooler Pump and Motor - Remove and Install - Front Axle Oil Cooler Pump and Motor...1056
  Axle Shaft - Install...1058
  Axle Shaft - Remove...1062
  Center Axle - Remove and Install...1066
  Center Axle Yoke - Assemble...1072
  Center Axle Yoke - Disassemble...1075
  Center Axle Yoke - Remove and Install...1079
  Center Drive Shaft - Remove and Install...1080
  Differential Pinion - Assemble - Front and Rear...1083
  Differential Pinion - Disassemble - Front and Rear...1090
  Differential Pinion - Remove and Install - Front and Rear...1096
  Differential and Bevel Gear (Center) - Remove and Install...1098
  Differential and Bevel Gear (Front and Rear) - Remove and Install...1119
  Final Drive - Assemble...1138
  Final Drive - Disassemble...1140
  Final Drive - Remove and Install...1142
  Front Axle - Remove and Install...1144
  Front Drive Shaft - Remove and Install...1151
  Gear Pump (Output Transfer Gear) - Assemble...1154
  Gear Pump (Output Transfer Gear) - Disassemble...1161
  Gear Pump (Output Transfer Gear) - Remove and Install...1165
  Gear Pump (Transmission Scavenge) - Assemble...1167
  Gear Pump (Transmission Scavenge) - Disassemble...1170
  Gear Pump (Transmission Scavenge) - Install...1172
  Gear Pump (Transmission Scavenge) - Remove...1177
  Hitch Drive Shaft - Remove and Install...1181
  Hitch Drive Shaft Bearings - Install...1184
  Hitch Drive Shaft Bearings - Remove...1189
  Idler Gear (Transmission Accessory Drive) - Remove and Install...1194
  Main Drive Shaft - Remove and Install...1196
  Modulating Valve (Transmission Clutch) - Remove and Install...1200
  Oil Cooler (Power Train) - Remove and Install...1202
  Oil Tank (Output Transfer Gear) - Remove and Install...1204
  Output Transfer Gears - Assemble...1206
  Output Transfer Gears - Disassemble...1240
  Output Transfer Gears - Remove and Install...1267
  Pump Drive - Assemble...1272
  Pump Drive - Disassemble...1277
  Pump Drive - Install...1282
  Pump Drive - Remove...1286
  Rear Axle - Remove and Install...1288
  Rear Drive Shaft - Remove and Install...1293
  Relief Valve (Torque Converter Inlet) - Remove and Install...1296
  Relief Valve (Transmission Hydraulic Control) - Remove and Install...1298
  Relief Valve (Transmission Lubrication) - Remove and Install...1304
  Relief Valve - Remove and Install...1308
  Service Brakes - Remove and Install - Center Axle...1313
  Service Brakes - Remove and Install - Front axle...1326
  Service Brakes - Remove and Install - Rear axle...1339
  Speed Sensor (Transmission) - Remove and Install...1352
  System Pressure - Release...1355
  Temperature Sensor (Transmission Oil) - Remove and Install...1357
  Tire and Rim - Remove and Install...1359
  Torque Converter - Assemble...1362
  Torque Converter - Disassemble...1377
  Torque Converter - Remove and Install...1391
  Torque Converter Housing - Install...1396
  Torque Converter Housing - Remove...1399
  Transfer Case - Assemble - Center Axle...1402
  Transfer Case - Disassemble - Center Axle...1411
  Transfer Case - Remove and Install - Center Axle...1418
  Transmission - Remove and Install...1420
  Transmission Planetary - Assemble...1429
  Transmission Planetary - Disassemble...1443
  Transmission and Torque Converter Oil Filter - Remove and Install...1458
  Wheel Bearings and Duo-Cone Seals - Install...1461
  Wheel Bearings and Duo-Cone Seals - Remove...1468
  Wheel Spindle - Remove and Install - Final Drive Duo-Cone...1473
M0069868 - Disassembly and Assembly (725C2 and 730C2 Articulated Truck Machine System)...1477
  Accelerator - Remove and Install...1480
  Brake Accumulator (Service) - Remove and Install...1482
  Brake Control Valve (Service) - Remove and Install...1485
  Cab - Remove and Install...1489
  Cab Door - Remove and Install...1494
  Center Axle Stabilizer Rod - Remove and Install...1496
  Center Suspension Frame - Install...1500
  Center Suspension Frame - Remove and Install...1504
  Center Suspension Frame - Remove...1509
  Door Handle and Latch - Remove and Install...1514
  Equalizer Arm - Remove and Install...1519
  Fender - Remove and Install...1526
  Front Axle Stabilizer Rod - Remove and Install...1531
  Front Frame and Rear Frame - Connect...1538
  Front Frame and Rear Frame - Separate...1544
  Front Suspension Cylinder - Install...1550
  Front Suspension Cylinder - Remove...1557
  Front Suspension Frame - Install...1564
  Front Suspension Frame - Remove...1569
  Fuel Tank - Remove and Install...1575
  Heater Assembly - Assemble...1579
  Heater Assembly - Disassemble...1586
  Heater Assembly - Remove and Install...1593
  Hydraulic Tank - Remove and Install...1600
  Instrument Panel - Remove and Install...1608
  Main Control Valve - Assemble...1610
  Main Control Valve - Disassemble...1615
  Main Control Valve - Remove and Install...1619
  Metering Pump (Steering) - Remove and Install...1623
  Oscillating Hitch - Install...1627
  Oscillating Hitch - Remove...1633
  Parking Brake - Assemble...1640
  Parking Brake - Disassemble...1645
  Parking Brake - Install...1649
  Parking Brake - Remove...1653
  Pump Control Valve (Brake) - Remove and Install...1658
  Rear Axle Stabilizer Rod - Remove and Install...1661
  Rear Suspension Frame - Install...1665
  Rear Suspension Frame - Remove and Install...1670
  Rear Suspension Frame - Remove...1675
  Seat - Remove and Install...1680
  Seat Support - Remove and Install...1682
  Secondary Steering Pump and Electric Motor - Assemble...1684
  Secondary Steering Pump and Electric Motor - Disassemble...1691
  Secondary Steering Pump and Electric Motor - Remove and Install...1698
  Sensor - Remove and Install - Payload...1700
  Service Brake - Assemble...1703
  Service Brake - Disassemble...1708
  Service Brake - Remove and Install...1712
  Steering Column - Assemble...1714
  Steering Column - Disassemble...1718
  Steering Column - Remove and Install...1723
  Steering Cylinder - Remove and Install...1728
  System Pressure - Release...1742
  Tailgate - Remove and Install...1744
  Tailgate Arm Assembly - Remove and Install...1748
  Tailgate Cylinder - Remove and Install...1751
  Truck Body - Remove and Install - Ejector...1755
  Window Guard - Remove and Install...1759
  Window Wiper and Wiper Motor (Front) - Remove and Install...1763
  Window Wiper and Wiper Motor (Rear) - Remove and Install...1767
M0069870 - Disassembly and Assembly (725C2; 730C2 and 725C2 Articulated Truck Engine Supplement)...1772
  Air Cleaner - Remove and Install...1773
  Engine Oil Filter and Oil Filter Base - Remove and Install...1775
  Engine Oil Pan - Remove and Install...1776
  Engine Oil Pump - Assemble...1779
  Engine Oil Pump - Disassemble...1781
  Engine Oil Pump - Remove and Install...1783
  Exhaust Extension - Remove and Install...1785
  Fuel Filter (Primary) and Fuel Filter Base - Remove and Install...1787
  Fuel Filter (Secondary) and Fuel Filter Base - Remove and Install...1789
  Gear Motor (Hydraulic Fan) - Assemble...1791
  Gear Motor (Hydraulic Fan) - Disassemble...1795
  Hood - Remove and Install...1799
  Hydraulic Oil Cooler - Remove and Install...1802
  Output Transfer Gear Oil Cooler - Remove and Install...1804
  Power Train Oil Cooler - Remove and Install...1806
  Radiator - Remove and Install...1808
  Radiator Guard - Remove and Install...1824
  Refrigerant Accumulator - Remove and Install...1826
  Refrigerant Compressor - Remove and Install...1829
  Refrigerant Condenser - Remove and Install...1831
  Refrigerant Dryer Receiver - Remove and Install...1834
  Suction Fan and Gear Motor (Hydraulic Fan) - Remove and Install...1837
  System Pressure - Release...1842
  Turbocharger - Remove and Install...1844
  Water Pump - Remove and Install...1847
  Water Temperature Regulator - Remove and Install...1851
UENR7057 - Schematic (725C2 and 730C2 Articulated Truck Hydraulic System)...1853
  Collage...1854
  Main...1869

Caterpillar 730C2 EJ EJECTOR TRUCK, 725C2, 730C2 ARTICULATED TRUCKS Workshop Service Repair Manual