HYDAC FILTER SYSTEMS GMBH
Performing maintenance | 7
MoWa OLFP-1-T002 4469047 en-us lq
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2.
Carry out the pressure release of the filter housing.
In order to do so, fully screw out the vent screw counter-
clockwise by means of an Allen wrench
= 6 mm.
While doing this, hold the adapter by means of a wrench
= 19 mm.
3.
Open the drain ball valve to empty the filter housing.
Collect the escaping fluid (=9 liters) in a suitable con-
tainer. Fill the oil back into the tank of the hydraulic sys-
tem or dispose of it in an environmentally-friendly man-
ner.
4.
Loosen the filter lid counterclockwise.
Unscrew the filter lid fully by hand.
CAUTION! Due to spring force, the filter lid springs
up slightly after it has reached the last thread.
Summary of Contents for OLFP-1
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