Komatsu PC88MR-10 Shop Manual page 510

40 Troubleshooting
Related information on troubleshooting
2. Remove the outer element (6).
a Do not remove inner element (7) at this time.
3. Clean the inside of the air cleaner body and
cover (3).
a Do not remove vacuator valve (4) when
cleaning cover (3).
4. Remove inner element (7), and immediately
install a new inner element.
5. Install cover (3) according to the following
procedure.
a When installing cover (3), check O-ring (5)
for scratches, and replace it with a new one if
any.
1) Set new outer element (6).
2) Align the match marks of body and cover (3).
40-22
3) Install cover (3) and fix it with clip (2).
6. Replace the seal stuck to cover (3) with a new
one.
7. Press the button of dust indicator (1) to return
the red piston.
b. Hydraulic and mechanical equipment
b3. Check of hydraulic oil level
Immediately after the engine is stopped, its
parts and oil are still very hot, and may cause
burn injury. Accordingly, wait until all parts
have cooled down before starting the work.
When removing the oil filler cap, the oil may
spurt out. Turn it slowly to release the
internal pressure, then remove it.
PC88MR-10