REGULAR CHECKS AND MAINTENANCE WORK80
BReplacing Hydraulic Return Filter Element
To avoid personal injury:
A Remove the oil filter element only after the oil in
the hydraulic tank has cooled down.
1. Hold the filter support top and take the filter out of the
tank.
2. Loosen the set bolt first and then detach the return
filter from its support. Replace the filter with new one.
3. Remove the bolt from the cover. Take out and replace
the breather filter with new one.
A Always check the oil level when replacing the filter
element.
BHydraulic Oil Change (Including
Replacing of the Suction Filter in the
Hydraulic Tank)
To avoid personal injury:
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. Detach the suction filter. Replace the filter with new
one.
(1) Breather filter
(2) Bolt
(3) Cover
(4) Set bolt
(5) Return filter
(6) Filter support
(7) Suction filter
(1) Drain plug
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