Maintenance
Checking, cleaning and replacing the air filter
If the excavator is operated in a particularly dusty envi-
ronment, the air filter must be checked more often.
Open the engine compartment cover (page 107).
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Open the clips (2) and remove the cover (1).
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Pull the outer filter element (1) out of the air filter case (3) and
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check it for dirt.
Clean the air filter case and cover without removing the inner
!
filter element (2). Remove the inner filter element only when re-
placing it.
Replace the outer filter element if it is damaged or too much
!
dust has accumulated on it.
Do not clean the filter element with fluids. Never operate the engine without the air filter elements.
STOP
Always wear eye protection when working with compressed air.
STOP
Clean the outer filter element with compressed air (max. 5 bar)
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from the inside out without damaging the filter element. Wear
eye protection for this service.
Insert the outer air filter element and the cover with the TOP
!
mark up. Then lock the braces.
Close the engine compartment cover.
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