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MAINTENANCE
Items to be prepared
•
Container to catch drained oil
•
Hexagonal wrench
1.
Bring the plug (P) to the lowest position.
2.
Place a container under plug (P) to receive the drained oil.
3.
By using a hexagonal wrench, remove the plugs (P), (G),
and (F) , and drain the oil.
4.
Tighten the plug (P).
5.
Add the refill capacity of oil through plug (F) hole.
6.
When oil begins to overflow from plug (G) hole, install the
plugs (G) and (F).
METHOD FOR CHECKING AND ADJUSTING ENGINE VALVE CLEARANCE
Special tools are necessary for inspection and maintenance. Ask your Komatsu distributor to perform this work.
EVERY 1500 HOURS MAINTENANCE
Maintenance for every 100, 250 and 500 hours should be performed at the same time.
METHOD FOR CHECKING AND CLEANING FUEL INJECTION SYSTEM
If the fuel injection system does not operate normally, engine performance cannot be obtained thoroughly. It is
necessary to check and clean the fuel injection system. Special tools are needed for inspection and mainte-
nance, so ask your Komatsu distributor to perform this work.
METHOD FOR CHECKING CRANKCASE BREATHER
If the crankcase breather does not work normally, the engine does not conform to the exhaust gas regulations
under usage period. It is necessary to check the diaphragm for damage and the spring for breakage. Special
tools are needed for inspection and maintenance, so ask your Komatsu distributor to perform this work.
EVERY 2000 HOURS MAINTENANCE
Maintenance for every 100, 250, 500 and 1000 hours should be performed at the same time.
WENAM00150
MAINTENANCE PROCEDURE
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