HYDAC FILTER SYSTEMS GMBH
Performing maintenance | 8
MoWa OLFBD 3708828a en-us lq
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8 Performing maintenance
WARNING
The hydraulic system is under pressure during operation
Danger of bodily injury
u
The hydraulic system must be depressurized before per-
forming any work on the hydraulic system.
The filter housing is maintenance-free except for filter element
replacement.
8.1 Changing the filter element
Change the filter element, as soon as the pressure in front of
the filter element increases by a maximum of 2.5 bar in com-
parison to the unused filter element. But at least once a year.
If no clogging indicator is installed, we recommend replacing
the filter element in short, cyclic intervals.
1x Allen wrench
= 6 mm
1x Wrench
= 13 mm
To change the filter, proceed as follows:
ü
Close the shut-off valves at the inlet and outlet.
