62
EVERY 1000 SERVICE HOURS
Do all 50, 100, 200, 250 and 500 hour
servicing at the same time.
Cleaning of the Pipe fi lter of the
Hydraulic Pilot System
Dust and dirt collect on the concave side of
the fi lter.
Clean the fi lter by letting hydraulic oil fl ow
through from the convex side.
(A) Oil
Hydraulic Oil Change (Including
Replacing of the Suction Filter in
the Hydraulic Tank)
3
CAUTION
To avoid personal injury:
Wait long enough for the
hydraulic fl uid to cool down.
Then begin with the change of
the hydraulic fl uid.
1. Move the excavator to a level ground
and stop the engine. Extend the piston
rods of the cylinders halfway out and
lower the bucket on the ground.
2. Remove the drain plug on the underside
of the hydraulic tank and drain the oil.
(1) Drain plug
3. Remove the cover of the hydraulic tank.
4. With a fork wrench or similar, remove
and exchange the suction fi lter.
(1) Cover
(2) Suction fi lter
(3) Drain plug
5. Retighten the drain plug.
6. Fill oil through the oil fi lling opening on
the top side of the tank.
7. Let the engine run for approx. 5 min. and
check the oil level again.
Hydraulic
oil volumes
13 L
21L
Hydraulic
tank
Whole oil
volumes
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