Yuchai YC60-9, Руководство оператора, Страница: 132 / 154

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Attention: It must vent the pressure of the hydraulic oil tank before
take-down the filter.
1) Screw down the filter shell.
2) Take-down the filter element.
3) Install the new ”O” ring into the groove
of the filter head.
4) Wipe the hydraulic oil on the surface of
the seal kit before install the new filter
element, and put the filter element
into the filter head.
5) Clean the filter shell and the pin. Not
allow the dirt, dust or water into the
filter shell.
6) Screw up the filter shell and the filter
head with the torque of 25-35Nm.
7) Connect the pipeline, and run the
engine in low speed about 3-5 minutes
to vent the air.
8) Park on the level ground, check the oil level and fill if it is necessary.
Not allow the oil over the highest limit.
■
The replace period of the hydraulic filter element when the machine is
installed the accessory (Rock Breaker).
It increase the pollution of the hydraulic system when use the Rock breaker,
The replaced period of the hydraulic oil and the filter element need to be
reduced accordingly to avoid destroying the hydraulic pump and other
hydraulic elements. The suggested replaced periods as follow:
Working rate of Rock breaker Replace period of the hydraulic
oil
Replace period of the filter
element
50% 1000h Oil return filter 750h, oil
suction filter 1500h
100% 500h Oil return filter 500h, oil
suction filter 1000h
Attention: Please adjust the pressure of hydraulic system as the request
of the Rock breaker.