Komatsu PC88MR-10 Shop Manual page 509

a Do not remove vacuator valve (4) when
cleaning cover (3).
a Do not hit the element or bump it against
nearby things when cleaning it.
4. Blow dry compressed air (0.2 MPa {2.1kg/cm
or less) from the inside of the outer element (6)
along the pleats.
5. Then blow it from outside along the pleats, and
finally blow it from the inside again.
Peel off a seal after cleaning the element
each time.
a After clearing the element, throw light on its
inside by using a light bulb to check it. If it
has a small hole or thin part, replace it.
PC88MR-10
Related information on troubleshooting
6. 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 the outer element (6) which has been
cleaned.
2 }
2) Align the match marks of air cleaner body (8)
and cover (3).
3) Install cover (3), and fix it with clip (2).
7. Press the button of dust indicator (1) to return
the red piston.
Replacement of element
1. Open the battery cover on the rear left of the
machine, remove clips (2) (3 places), and
remove cover (3).
40 Troubleshooting
40-21