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Komatsu D475A-3 - Page 264

Komatsu D475A-3
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MAINTENANCE
SERVICE PROCEDURE
EVERY 4000 HOURS SERVICE
Maintenance for every 250, 500, 1000 and 2000 hours service should be carried out at the same time.
CHECK WATER PUMP
Check that there is oil leakage, water, leakage, or clogging of drain hole. If any abnormality is found, contact your
Komatsu distributor for disassemble and repair or replacement.
CHECK VIBRATION DAMPER
Check decrease of damper fluid, dent or out-of-flat. If there is any abnormality, contact Komatsu distributor for repair.
CHECK FAN PULLEY AND TENSION PULLEY
Check the pulley for play and leakage of grease. If there is any
abnormality, please contact your Komatsu distributor for
disassembly and repair or replacement.
CLEAN, CHECK TURBOCHARGER
Contact your Komatsu distributor for cleaning or inspection.
CHECK PLAY OF TURBOCHARGER ROTOR
Please contact your Komatsu distributor to have the rotor play checked.
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