Komatsu WA320-5H, Operation & Maintenance Manual, Page: 114 / 321

OPERATION
OPERATION
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7. Check for damage and loose bolts on handrail and steps.
Repair any damage and tighten any loose bolts.
8. Check the fill level of the grease container of the central lubrication system (optional). Refill grease if required.
On the display of the lubrication pump, check that there is no error message. For more information, see the
chapter SPECIAL EQUIPMENT AND ATTACHMENTS "OPERATING THE CENTRAL LUBRICATION SYS-
TEM (6-63)".
9. 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.
10. Check for loose air cleaner mounting bolts.
Check for the loose bolts, and if loose, tighten up.
11. Check for loose battery terminals.
Tighten any loose terminal.
12. Check for damage to seat belt and mounting clamps.
WARNING
Even if there appears to be no abnormality with the seat belt, always replace it once every three years.
REMARK
The date of manufacture of the seat belt is marked on the belt
at the place indicated by the arrow in the diagram on the right.
Check that there are no loose bolts on the equipment mounting
the seat belt to the machine, and tighten if necessary.
Tightening torque: 24.5 ± 4.9 N·m (2.5 ± 0.5 kgf·m, 18.1 ± 3.6
lbft)
If the belt is damaged or fluff is starting to form, or if there is any
damage or deformation of the seat belt holders, replace the
seat belt.
13. Clean cab window.
Clean the cab window to ensure good visibility when operating the machine.