2)
Turn the starting switch to ON position (B).
3)
Operate the operating portion (g) of the lock lever to
set it securely to FREE position (F), then operate the
work equipment control levers and the attachment
control pedal (if equipped) fully to forward, backward,
right, and left to release the pressure in the control cir-
cuit.
4.
Set the lock lever to LOCK position, then turn the starting switch to OFF position.
If an attachment is installed, set the lock pin to position (a)
so that you cannot operate the attachment control pedal.
METHOD FOR CHECKING ALTERNATOR
Ask your Komatsu distributor to have the alternator checked.
If the engine is started frequently, have this inspection performed every 1000 hours.
METHOD FOR CHECKING AND ADJUSTING ENGINE VALVE CLEARANCE
Special tools are necessary for inspection and maintenance. Ask your Komatsu distributor to perform this work.
METHOD FOR REPLACING KCCV FILTER ELEMENT
WARNING
After the engine has been operated, all of the parts are still very hot. Do not replace the filter element
immediately. Wait until all of parts cool down before starting the work.
MAINTENANCE PROCEDURE MAINTENANCE
4-68
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