Kubota KX080-4S, Operator'S Manual

Page: 106 / 142

REGULAR CHECKS AND MAINTENANCE WORK 82
B
Replacing Main and Pre-fuel Filter
Cartridge
To avoid personal injury or death:
A
Keep fire away.
1. Remove the water warning sensor harness.
2. Remove the filter cartridge with the filter wrench.
3. Apply a light film of fuel to the seal of the new filter
cartridge and turn in tightly by hand.
4. Attach the water warning sensor harness.
A
After exchange of the filter, the fuel system must be
purged of air.
A
If you don’t replace the fuel filter cartridge regularly,
the cleaning efficiency of the DPF (3000 hours) will be
reduced and the DPF longevity will be shorter than
expected.
B
Replacing Hydraulic Return Filter
Cartridge(first replacement after 250
service hours)
To avoid personal injury or death:
A
Remove the oil filter cartridge only after the oil
in the hydraulic tank has cooled down.
A
The oil may spurt out if plugs or filters are
removed before releasing the pressure in the
hydraulic system.
Gradually loosen the oil filling plug on the tank
to release the pressure in the tank.
1. Gradually loosen the oil filling plug on the tank to
release pressure in the tank.
2. First loosen the air plug, then remove the drain plug to
let the oil in cartridge run out.
3. Remove the cartridge with wrench.
4. Apply a light film of oil to the seal of the new cartridge
and turn in tightly by hand.
5. Re-tighten the air plug.
A
Always check the oil level when replacing the filter
cartridge.
(1) Pre-fuel filter cartridge
(2) Main fuel filter cartridge
(1) Oil filling plug
(2) Air plug
(2) Air plug
(3) Drain plug
(4) Filter cartridge