Komatsu WA470-6 2006, Operation & Maintenance Manual

Page: 161 / 392

Operation 3.3 Operation
WA470-6H – VEAM946100
3-89
4. Check for oil leakage from transmission case, axle, hydraulic
tank, hoses, joints.
Check that there is no oil leakage. If any abnormality is
found, repair the leakage.
5. Check for oil leakage from brake line.
Check that there is no oil leakage. If any abnormality is
found, repair the leakage.
6. Check for damage or wear to tires and loose mounting bolts.
Check for cracks or peeling of the tires and for cracks or
wear to the wheels (side rim, rim base, lock ring). Tighten
any loose wheel nuts. If any abnormality is found, repair or
replace the part.
If any valve caps are missing, install new caps.
7. Check for damage and loose bolts on handrail and steps.
Repair any damage and tighten any loose bolts.
8. Check for damage to gauges, lamps on instrument panel
and loose bolts.
Check for damage to the panel, gauges and lamps. If any
abnormality is found, replace the parts. Clean off any dirt on
the surface. Tighten any loose bolts.
NOTE
!
Before starting operations, clean all dirt from the surface of
the lamps. If the lamps are used with mud stuck to the sur-
face, the lamp may overheat and suffer damage.
!
If there is mud on a lamp and the lamp has overheated,
cleaning the lamp may cause a sudden change in tempera-
ture which will crack the lens. Turn the lamp off and wait for
the temperature to go down before cleaning the lamp.
9. Check for loose air cleaner mounting bolts.
Check for the loose bolts, and if loose, tighten up.
10. Check for loose battery terminals.
Tighten any loose terminal.