Komatsu PC200LC-6Z Excavator Repair Manual PDF

Manuals: Shop Manual
01 GENERAL
10 STRUCTURE, FUNCTION
20 TESTING AND ADJUSTING
30 REMOVAL AND INSTALLATION
40 MAINTENANCE STANDARD
50 OTHERS
GENERAL
This section lists the general machine dimensions, performance specifications, component weights, and fuel, coolant and lubricant specification charts.
STRUCTURE, FUNCTION AND MAINTENANCE STANDARD
This section explains the structure and function of each component. It serves not only to give an understanding of the structure, but also serves as reference material for troubleshooting.
TESTING, ADJUSTING AND TROUBLESHOOTING

This section explains checks to be made before and after performing repairs, as well as adjustments to be made at completion of the checks and repairs. Troubleshooting charts correlating Problems to Causes are also mention in this section.

DISASSEMBLY AND ASSEMBLY KOMATSU Excavator
This section explains the order to be followed when removing, installing, disassembling or assembling each component, as well as precautions to be taken for these operations.
Points to remember when troubleshooting electric circuits
1) Always turn the power OFF before disconnecting or connect connectors.
2) Before carrying out troubleshooting, check that all the related connectors are properly inserted. * Disconnect and connect the related connectors several times to check.
3) Always connect any disconnected connectors before going on to the next step. * If the power is turned ON with the connectors still disconnected, unnecessary abnormality
4) When carrying out troubleshooting of circuits (measuring the voltage, resistance, continuity, or
current), move the related wiring and connectors several times and check that there is no
change in the reading of the tester. * If there is any change, there is probably defective contact in that circuit.