For Komatsu WA270-3, WA270PT-3 Wheel Loader, this reference brings together the listed repair manual material. Start with 00 SAFETY and follow the relevant document section for the task.
What’s Covered Inside
WA270H20051 and up (WA270-3)
WA270H30051 and up (WA270PT-3)
Manuals: Shop Manual
00 SAFETY ………………………………………………………………….. 00-3
01 GENERAL………………………………………………………………. 01-1
10 STRUCTURE AND FUNCTION………………………………… 10-1
20 TESTING AND ADJUSTING…………………………………….. 20-1
30 DISASSEMBLY AND ASSEMBLY…………………………….. 30-1
90 OTHERS ………………………………………………………………… 90-1
General
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 VEBM340200 with the WA270-3, WA270PT-3 model details to select the appropriate documentation. Refer to 00 SAFETY within its stated document and equipment scope.










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