Komatsu PW160-7K Series, Operation And Maintenance Manual

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MAINTENANCE GUIDES TO MAINTENANCE
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Fuel strainer:
If your machine is equipped with a fuel strainer, do not remove it
while fueling.
Oil change:
Check or change oils in the places where dust is scarce to keep
foreign materials away from oils.
Warning tag:
Attach the warning tag to the starting switch or other appropriate
control lever to avoid someone who is not aware of the circum-
stances from starting the engine.
Obey precautions:
During the operation, always obey the precautions on the safety
label attached to the machine.
Welding instructions:
●
Turn off the engine starting switch.
●
Do not apply more than 200 V continuously.
●
Connect grounding cable within 1 m from the area to be
welded.
●
Avoid seals or bearings from being between the area to be
welded and the position of grounding
●
Do not use the area around the work equipment pins or the
hydraulic cylinders as the grounding point.
Fire prevention
Use nonflammable cleaner or light oil for cleaning parts. Keep
flame or cigarette light away from light oil.
Clamp faces:
When O-rings or gaskets are removed, clean the clamp faces and
replace the 0-rings and gaskets with new ones.
Be sure to fit 0-rings and gaskets when assembling.
Objects in your pockets:
Keep your pockets free of loose objects which can fall out and
drop into the machinery; especially when you work on the
machinery while bending over it.
Checking undercarriage:
When working in rocky areas, check for damage to the undercar-
riage and for looseness, flaws, wear and damage in bolts and
nuts.
Precautions when washing machine:
● Never spray steam or water directly on the connectors and
mechatronics parts.