The Komatsu WA40-1 shop manual is listed at 345 pages under SEBM03630101 for serial numbers 1001 and up. The radiator-removal sample retains the coolant-disposal note and the instruction to secure the operator-seat safety rod.
Document Details
Manuals: Shop Manual
Contents Listed
General
Engine
Torque Converter
Power Train
Steering System
Brake System
Working Equipment
Electric and Electronic System
Others
Procedure Excerpt
Manual Extract REMOVAL OF RADIATOR ASSEMBLY:
1. Loosen drain valve (1) and drain cooling water.
* If the coolant contains antifreeze, dispose of it correctly.
2. Open operator’s seat assembly, and set safety rod securely in position.
3. Remove radiator top cover.
4. Disconnect hose (2) between radiator and sub-tank.
5. Remove radiator inlet hose.
6. Disconnect radiator outlet hose
7. Remove fan guard
8. Remove top and bottom shrouds
9. Remove 4 mounting nuts, then remove radiator assembly
Match the listed documentation to the machine and its stated publication or serial scope. Procedure samples retain their notices and component references and should be read within the full manual section. Tools mentioned in the text are not supplied with the documentation.










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