5 Maintenance
Hydraulics
d3921369
3
4
1
2
¾ Lower lift mast. Slacken the lower fixing
screw (2) and the upper fixing screw (1) on
the filter carrier.
¾ Swing out the filter carrier.
¾ Place a collection vessel undern
eath.
¾ Slacken the pressure filter housing (3) and
the feed filter housing (4) at the hexagon
section.
¾ Unscrew the filter housing manually and
remove the filter cartridges from its base.
ENVIRONMENT NOTE
Dispose of the filter cartridges in an environ-
mentally friendly manner.
¾ Apply oil to the seals on the new filter car-
tridges.
¾ Attach the filter cartridges to t
he base on the
filter head.
¾ Screw on the filter housing and tighten it
hand-tight.
Tightening torque: 10
+5
Nm; then slack it back
¼ turn.
¾ Check the filter flange for leaks d
uringatest
run.
Suction filter
CAUTION
The oil must have an optimal purity level at all times.
When servicing the device after 6,000 operating
hours, it is therefore absolutely essential to change
the hydraulic oil before changing the suction filter.
170 Operating Instructions – 393 807 1001 EN – 08/2008
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