Komatsu D375A-8, Operation & Maintenance Manual

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5.
Align the position of
◇
mark (8) on the case with that of
◇
mark (11) of the filter body label, then install the case to
the filter body.
The element can be installed only when its teeth (12) and
case's teeth (13) are correctly inserted in grooves (14) of
the filter body. Bases (15) and (16) are oval. Take extreme
care so that those bases are matched with each other.
6.
Fit ring (3) to the threaded part of the body and tighten it
with the hand firmly until it stops.
7.
By using the special wrench, further tighten the ring 1/15 to
2/15 turns (1 to 2 ridges of the ring).
If the engine is operated with the ring tightened insufficient-
ly, oil and blowby gas may leak.
Check the KCCV hose for leakage, crack, and loose clamp, and replace it if necessary.
EVERY 4000 HOURS MAINTENANCE
Maintenance for every 250, 500, 1000, and 2000 hours services should be performed out at the same time.
REPLACE DEFINED LIFE PARTS
Material quality of these parts can change as time passes and they are likely to wear out or deteriorate.
Replace them every 2 years or every 4000 hours, whichever comes sooner.
MAINTENANCE MAINTENANCE PROCEDURE
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