Manitowoc GROVE GMK4090 Maintenance Manual page 257

Cleaning oil filter 1
S
Maintenance manual
GMK4090
Risk of damage to the hydraulic system
Large amounts of metal particles are a sign of damage in the hydraulic
system.
Have the hydraulic system inspected by
qualified repair crew.
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Maintenance work on the superstructure
•
Remove the cover (1).
•
Remove the cap (2) and pull out the hydrau-
lic oil filter.
•
Place the filter in a receptacle.
•
Remove the filter (4) from the filter cage (5).
•
Clean the filter cage (5) and the magnetic
rod (3).
•
Replace the filter (4) if necessary.
Manitowoc Crane Care
•
Assemble the filter (3) and insert it.
•
Replace the cover gasket if necessary.
•
Fasten the lid (2).
•
Attach the cover (1).
8.6 Hydraulic system
or by your
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