General Information
目测是故障诊断的第一步。 如果目测完毕，仍看不出问题所在，执行操作检测。 当目测和操作检测进行完毕后，仍然看不出问题，执行测试程序。 这些程序有助于检出系统的问题。 针对机器的组件,这些步骤列在测试和调整章节里。
参考: 针对不同机器组件,其个别系统部件的位置，请参阅系统操作章节。
参考: 有关机器电气系统的更多信息，请参阅电路图。
参考: 有关机器液压系统的更多信息，请参阅液压系统示意图。
Caterpillar Information System:
TH220B, TH330B, TH340B, TH350B, TH355B, TH360B, TH460B, TH560B and TH580B Telehandlers MID 039 - CID 1832 - FMI 02
TH220B, TH330B, TH340B, TH350B, TH355B, TH360B, TH460B, TH560B and TH580B Telehandlers MID 039 - CID 1830 - FMI 02
120H, 12H, 135H, 140H, 143H, 160H and 163H Motor Graders Operational Checks
554 and 574 Forwarders Power Train Hydrostatic Drive System Performance - Test
120H, 12H, 135H, 140H, 143H, 160H and 163H Motor Graders Visual Inspection
3500 and 3500B High Displacement Engines for Caterpillar Built Machines Auxiliary Water Pump - Remove
120H, 12H, 135H, 140H, 143H, 14H, 160H, 163H and 16H Motor Graders Secondary Steering System Machine Preparation for Troubleshooting
950G Series II Wheel Loader, 962G Series II Wheel Loader and IT62G Series II Integrated Toolcarrier Hydraulic System Kickout System - Integrated Toolcarriers
CB-534D and CB-564D Asphalt Compactors Stopping the Engine if an Electrical Malfunction Occurs
TH220B, TH330B, TH340B, TH350B, TH355B, TH360B, TH460B, TH560B and TH580B Telehandlers MID 039 - CID 1829 - FMI 02
3500 and 3500B High Displacement Engines for Caterpillar Built Machines Engine Oil Pump - Install
R2900 Load Haul Dump Mounting and Dismounting
Field Installation of the 222-5721 Cab Heater and Mounting Gp {7304} Field Installation of the 222-5721 Cab Heater and Mounting Gp {7304}
IT28G Integrated Toolcarrier and 924G, 924GZ, 928G and 930G Wheel Loaders Brake Accumulator - Check
3500 and 3500B High Displacement Engines for Caterpillar Built Machines Auxiliary Water Pump - Install
AP-655C and BG-2255C Asphalt Pavers Machine Systems Introduction (Auxiliary System)
120H, 12H, 135H, 140H, 143H, 14H, 160H, 163H and 16H Motor Graders Secondary Steering System Electrical System
R2900 Load Haul Dump Computerized Monitoring System - Self Test
R2900 Load Haul Dump Starting the Engine
2002/12/02 The Lines for the Hoist Cylinders Have Been Updated in Order to Protect the Hoist Valve {5057}
120H, 12H, 135H, 140H, 143H, 14H, 160H, 163H and 16H Motor Graders Secondary Steering System Hydraulic System
IT38G Series II Integrated Toolcarrier and 938G Series II Wheel Loader Operational Checks (Steering System)
TH220B, TH330B, TH340B, TH350B, TH355B, TH360B, TH460B, TH560B and TH580B Telehandlers MID 039 - CID 1833 - FMI 02
2002/11/25 A Front Mounted Liquid Level Gauge for the Hydraulic Oil Tank is Available {7479}