73REGULAR CHECKS AND MAINTENANCE WORK
BHydraulic Oil Change (Including
Replacing of the Suction Filter in the
Hydraulic Tank)
To avoid personal injury or death:
A Wait long enough for the hydraulic fluid to cool
down. Then begin with the change of the
hydraulic fluid.
1. Park the excavator on a firm, flat and level surface.
Lower the attachments and dozer blade to the ground
and stop the engine.
2. Remove the drain plug on the underside of the
hydraulic tank and drain the oil.
3. Remove the cover of the hydraulic tank.
4. With a fork wrench or similar, remove and replace the
filter with new one.
5. Retighten the drain plug, and remove iron powder
adhering to the magnet.
6. Fill oil through the oil filling opening on the top side of
the tank.
7. let the engine run for approx. 5 min. and check the oil
lever again.
A Should dirt deposits be in the hydraulic tank , remove
with the help of a clean cloth and light oil.
(1) Drain plug
(1) Set bolt
(2) Filter support
(3) Return filter
(4) Cover
(5) Suction filter
(6) Drain plug
(7) Bolt
(8) Breather filter
Hydraulic oil volumes
Hydraulic tank 35 L
Whole oil
volumes
61 L
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