HYDAC FILTER SYSTEMS OLFP-3 Series Installation And Maintenance Instructions Manual page 48

7 | Performing maintenance
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10. Apply pressure downwards to slightly screw the new fil-
ter element into the element mount.
NOTICE! Do not use a hammer or similar tools for
this.
During operation, the locking cap always re-
mains on the topmost filter element.
If assembled without the locking cap, no filtration action
takes place.
11. Check the O-ring for damage, and replace it if neces-
sary.
12. Put the filter cover from the top onto the filter housing.
Make sure that the position is correct while doing so.
HYDAC FILTER SYSTEMS GMBH
MoWa OLFP-3-6 3819798a en-us