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MAINTENANCE
SERVICE PROCEDURE
MAINTENANCE
SERVICE PROCEDURE
(7) Damper (1 place)
(8) Transmission mount trunnion (1 place)
(9) Fan pulley (1 place)
(10) Tension pulley (1 place)
CHECK TIGHTENING PARTS OF TURBOCHARGER
Contact your Komatsu distributor to have the tightening portions checked.
REPLACE CORROSION RESISTOR CARTRIDGE
1.
Open the engine side cover located on the right of the engine hood.
2.
Set valve (1) at the side of the corrosion resistor to the
CLOSED position.
3.
Using a filter wrench, turn cartridge (2) to the left to remove it.
4.
Apply engine oil to the sealing surface of a new cartridge, then
install it to the filter holder.
5.
When installing, bring the gasket into contact with the seal
surface of the filter holder, then tighten approx. 2/3 turns.
6. Set valve (1) to the OPEN position.
7.
After replacing the cartridge, start the engine and check that
there is no leakage of water from the cartridge seal surface.
CLEAN RADIATOR SUB-TANK BREATHER
Remove all mud and dirt from around the breather, then remove
the breather, immerse it in cleaning fluid and clean it.
Be careful not to let dirt enter through the mount while the breather
is removed.
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