24.5.3 CHANGE OIL IN ENGINE OIL PAN, REPLACE
ENGINE OIL FILTER CARTRIDGE
Perform this maintenance every 500 hours on machines equipped
with bypass filter.
A
WARNING
The oil is at high temperature after the engine has been oper-
ated, so never change the oil immediately after finishing opera-
tions. Wait for the oil to cool down before changing it.
Prepare the following
l
Container to catch drained oil: Min 32 e capacity
l
Refill capacity: 32 ! (8.46 US gal, 7.04 UK gal)
0
Filter wrench
1.
Place a drain container under drain valve @ located on the
bottom of the machine.
2. Loosen drain valve @ slowly to avoid getting oil on yourself, and
drain the oil.
3.
Check the drained oil, and if there are excessive metal particles
or foreign material, please contact your Komatsu distributor.
4.
5.
Install drain valve 8.
Open the engine hood. Using the filter wrench from the upper
side of the engine, turn filter cartridge @ counterclockwise to
remove it.
In particular, if this operation is carried out immediately after
stopping the engine, a large amount of oil will come out, so wait
for 10 minutes before starting the operation.
6. Clean the filter holder, coat the packing surface of a new filter
cartridge with engine oil (or coat it thinly with grease), then
install it to the filter holder.
\
AE0974SO
I
REMARK
Confirm that no remnants of old packing still adhere to the filter
holder as this may result in oil leakage.
7. When installing, tighten until the packing surface contacts the
seal surface of the filter holder, then tighten it up further 3/4 to
1 of a turn.
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