Maintenance
129
Checking, cleaning and replacing the air filter
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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
check it for dirt.
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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.
!
Clean the outer filter element with compressed air (max. 5 bar)
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.
If the excavator is operated in a particularly dusty envi-
ronment, the air filter must be checked more often.
Do not clean the filter element with fluids. Never operate the engine without the air filter elements.
Always wear eye protection when working with compressed air.
STOP
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