Komatsu PC22MR-3, Operation & Maintenance Manual

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FUNCTIONING
USE OF THE MACHINE AND RELATED CONTROLS
3-47
9. Check the cab floor fastening screws.
q
Open the engine hood and make sure that the 4
fastening screws of the cab floor (1) are correctly
tightened. If there are loose screws, tighten them.
If any anomaly is observed, carry out the necessary
repairs or have them carried out by your Komatsu
distributor.
Checks performed before starting the engine 3
Carry out the checks listed below every day before starting the engine.
Check the coolant level and top up
WARNING
q
Do not remove the radiator cap, unless such operation is absolutely necessary. Before checking the
coolant level, wait for the engine to cool down and check the expansion tank.
q
Immediately after the engine has stopped, the coolant is very hot and under pressure. Removing the
cap in these conditions to check the coolant level may cause a burn hazard. Before removing the cap,
wait until temperature is reduced and loosen the cap slowly to release the remaining pressure.
WEAM014500