Komatsu D85EX-18 Operation & Maintenance Manual page 304

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MAINTENANCE PROCEDURE
When the inside yellow piston of dust indicator (1) laps
over the peripheral red zone (A)
METHOD FOR CLEANING AND REPLACING OUTER ELEMENT
1.
Open the engine side cover on the left side of the machine.
2.
Remove clips (2) (3 pieces) and remove cover (3).
NOTICE
After the outer element has been cleaned 6 times, or if
the air cleaner element has been used for 1 year, re-
place the outer element, inner element, and O-ring.
Before and after cleaning the element, do not leave or
keep it under direct sunlight.
Never remove inner element (5). If it is removed, dirt
will enter and can cause an engine trouble.
Do not use a screwdriver or other tool.
3.
When removing outer element (4), hold it and pull it out
while gently moving it up and down, right and left.
4.
Cover the air connector at the bottom of the air cleaner body with a clean cloth or tapes to prevent entry of
dirt.
5.
Clean the interior of the air cleaner body, cover (3) and vacuator valve (6) with a clean cloth, a whisk or
others.
4-16
MAINTENANCE

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