Yuchai YC60-9, Руководство оператора

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6. Fuel pre-filter
Replace the filter element after 50 hours for new machine, after that replace it
after every 250 hours.
Drain the water and the precipitate from the oil and water separator everyday.
1) Stop the engine, open the outlet valve, and turn the valve
widdershins
about three circle till the valve drop
down about 25.4mm(1 inch) and start
to vent
2) Vent the water of the separator till see
the cleanly fuel come out.
3) Close the outlet valve, screw the valve
clockwise until tight
Attention: Don’t screw the valve too
tight. It will destroy the thread.
7. Replace fuel filter element
Replace it after 50 hours for new machine,
after that replace it every 250hours or every
3 months. It must use the original parts.
1) Take-down the fuel filter
2) Use the cloth which not cottony to clean
the surface of the sealing gasket.
3) Disuse the “O” loop
4) Install the new “O” loop
Attention: Check whether the base of the filter core has the old sealing
gasket. If it has the old sealing water, it will leak oil.
5) Use the new fuel to fill up the new filter, and use the cleanly engine oil to
lubricate the “O” seal ring.
6) Install the filter as the instruction of the filter manufacturer.