Every 1000 Service Hours; Replacing The Hydraulic Pilot Filter Element; Hydraulic Oil Change (Including Replacing Of The Suction Filter In The Hydraulic Tank) - Kubota KX033-4 Operator's Manual

EVERY 1000 SERVICE HOURS

Do all 50, 100, 200, 250 and 500 hour servicing at the
same time.
BReplacing the Hydraulic Pilot Filter
Element
To avoid personal injury or death:
A Before replacing the element, wait long enough
for the hydraulic fluid to cool down.
1. Remove the bonnet left cover.
2. Gradually loosen the oil filling plug on the tank to
release the pressure in the hydraulic system.
3. Remove the pilot filter case from the head cover.
4. Wrench and pull out the element downward.
5. Replace the O-ring with a new one.
6. Apply a light coating of clean hydraulic oil to the O-ring
and fit it to the case firmly. Be careful not to scratch the
O-ring.
7. Fit the case to the head cover.
8. Let the engine run for approx. 3 minutes.
9. Check the oil level of hydraulic oil tank, then tighten the
oil filling plug.
(1) Bonnet left cover
(1) Head cover (2) Element
REGULAR CHECKS AND MAINTENANCE WORK
(3) O-ring (4) Case
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.
(1) Drain plug
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.
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