For Komatsu WA380-3 Wheel Loader, this reference brings together the listed repair manual material. Start with 01 GENERAL and follow the relevant document section for the task.
What’s Covered Inside
Serial Numbers:
50001 and up
16001 and up
10001 and up
WA380H20051 and up
Manuals: Shop Manual
01 GENERAL………………………………………………………………. 01-1
10 STRUCTURE AND FUNCTION………………………………… 10-1
20 TESTING AND ADJUSTING…………………………………….. 20-1
30 DISASSEMBLY AND ASSEMBLY…………………………….. 30-1
40 MAINTENANCE STANDARD……………………………………. 40-1
STRUCTURE AND FUNCTION
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 AND ADJUSTING
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 included in this section.
DISASSEMBLY AND ASSEMBLY
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.
MAINTENANCE STANDARD
This section gives the judgement standards when inspecting disassembled parts.
50001 and up
16001 and up
10001 and up
WA380H20051 and up
Manuals: Shop Manual
01 GENERAL………………………………………………………………. 01-1
10 STRUCTURE AND FUNCTION………………………………… 10-1
20 TESTING AND ADJUSTING…………………………………….. 20-1
30 DISASSEMBLY AND ASSEMBLY…………………………….. 30-1
40 MAINTENANCE STANDARD……………………………………. 40-1
STRUCTURE AND FUNCTION
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 AND ADJUSTING
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 included in this section.
DISASSEMBLY AND ASSEMBLY
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.
MAINTENANCE STANDARD
This section gives the judgement standards when inspecting disassembled parts.
Use publication SEBM006105, SMEW3800T0, SMEW380000 and VEBM460104 with the WA380-3 model details to select the appropriate documentation. Refer to 01 GENERAL within its stated document and equipment scope.










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