Clean Emergency Relay Valve; Check Alternator, Starting Motor; Check, Adjust Engine Valve Clearance; Check Injector (Epa Exhaust Gas Regulation Areas Only) - Komatsu HD325-6 Operation & Maintenance Manual

MAINTENANCE
SERVICE PROCEDURE

CLEAN EMERGENCY RELAY VALVE

Check the breather hose, and if any deteriorated oil is stuck to the inside, replace the hose with a new hose.

CHECK ALTERNATOR, STARTING MOTOR

The brush may be worn or have no grease on the bearing, so contact your Komatsu distributor for inspection or
repair.
If the engine is started frequently, carry out inspection every 1000 hours.

CHECK, ADJUST ENGINE VALVE CLEARANCE

Special tools are needed for inspection and maintenance, so contact your Komatsu distributor.
CHECK INJECTOR
See Section "A REGULATION AREA (PAGE 4-21)".

CLEAN, CHECK TURBOCHARGER

Contact your Komatsu distributor for cleaning or inspection.

CHECK PLAY OF TURBOCHARGER ROTOR

Contact your Komatsu distributor to have the rotor play checked.
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