Komatsu PC1250-11, Original Instructions Manual

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2.
After the ring (3) comes off, remove the case (4) from body
(2), and remove the element (5).
There may be oil accumulated or sticking in the case and
element. Take care not to spill the oil when replacing the
element.
REMARK
• When the ambient temperature is low, water or emul-
sified matter may stick to the inside of KCCV because
of condensation of water vapor in the blowby gas.
However, if the coolant level is normal, it is not a prob-
lem.
3.
Remove the used O-ring (6) sticking to the case (4) and in-
stall a new O-ring contained in the service kit.
Apply the engine oil to the new O-ring.
4.
Insert the element firmly into the end of the case while
matching
◇
marks (7) of the new element with
◇
mark (8)
of the case.
Take extreme care when inserting it so that the protrusion
(9) in the case fits to the rubber lip (10) of the element.
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.
MAINTENANCE MAINTENANCE PROCEDURE
4-73