Subject to change · UM 045_14264401
· 0916 · EN
Page 15
www.argo-hytos.com
8. Maintaining the filter unit
›
Disconnect the mains plug during maintenance work.
›
Danger of electric shock.
DANGER
›
Wear safety gloves, safety shoes and protective goggles.
Apart from the filter element (see page 9, item 17) , the suction strainer (see page 9, item 18) and the protection strainer of the
particle counter, the filter unit requires no maintenance.
8.1 Maintenance survey
Maintenance work
Order-no.
Maintenance intervals
Checking / replacing the
filter element
V7.1560-103 (3 µm)
V7.1560-03 (5 µm)
V7.1560-06 (12 µm)
›
As soon as the clogging indicator turns into the red area within
the permitted viscosity range.
Checking / replacing the
suction strainer
S9.0417-13
›
quarterly or
›
with corresponding peculiarities (lower volume rate with clean
filter element, too loud operating noise)
8.2 Replacing the filter element
When changing the filter element please proceed as follows (also see illustration 7 and 8):
Before changing the filter element
›
Switch the rotary valve to position I (pumping), Pull the suction pipe out of the hydraulic tank of themachine or plant and draw in
air for max. 30 seconds. Residual oil from the filter unit will be returned via the delivery pipe into the hydraulic tank of the machine
or plant.
›
Switch off the device and disconnect from the mains supply.
›
Let the device cool down if necessary.
Disassembly of the filter element
›
Unscrew the housing cover
›
Carefully pull the filter element together with the cover out of the housing
(filter element is attached to the cover, allow escaping oil to drip down into the housing).
›
Detach the filter element from the cover by moving it as shown in illustration 7.
›
Dispose of the filter element in line with environmental requirements, waste code: OILFILTER 16 01 07
Illustration 7:
Releasing the fixture at the cover / filter element
