Komatsu D375A-8, Operation & Maintenance Manual

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METHOD FOR LUBRICATING
1.
By using a grease pump, pump in grease through the
grease fittings shown by arrows.
2.
After greasing, wipe off any old grease that is pushed out.
METHOD FOR CHECKING FOR LOOSE ROPS MOUNT BOLTS
Check for loose and damaged bolts.
If any loose bolt is found, tighten to a torque of 1520 to
1912 Nm {155 to 195 kgm} .
If any damaged bolt is found, replace the bolt with a genuine
Komatsu bolt.
EVERY 2000 HOURS MAINTENANCE
Maintenance for every 250, 500, and 1000 hours services should be performed out at the same time.
METHOD FOR CHANGING OIL IN DAMPER CASE AND CLEANING DAMPER
BREATHER
k k
WARNING
• Immediately after the engine is stopped, its parts and oil are still very hot and may cause burn in-
jury. Accordingly, wait until they have cooled down before starting the work.
• The undercover is a heavy object. Do not open or close the cover just under it. When removing the
bolts (2), perform the work from the rear of the cover so that you can easily get out of the way.
• Refill capacity: 2.1 ℓ
1.
Remove the inspection cover (3) of the undercover at the rear of the machine bottom according to the fol-
lowing procedure.
MAINTENANCE PROCEDURE MAINTENANCE
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