KEN STONE XN10-8, Operation Manual

Page: 134 / 174

Maintenance
Every 2000h
Every 2000h
Connection of Engine Valve Seats
These operations require experiences. Please ask
your sales or service dealer for operations.
Replacement of Hydraulic Oil and
Cleaning of Oil Suction Filter Screen
Warning
●
Please stop the engine and wait for the
machine to cool down before
maintenance. .
• The engine, hydraulic system and most
of parts are very hot when the engine
stalls. You may get scalded if you touch
them.
•
The hydraulic oil is also under high
temperature and high pressure. Take
cautions not to touch the hydraulic oil
while loosening engine hood or
connector. Operating the machine under
such condition will cause out-spray of
hot oil to result in scalding and
●
Disassembling cap or filter or
disconnecting pipeline before the
pressure relief of hydraulic system will
probably result in out-spray of
hydraulic oil.
• Slowly loosen the bleeding plug to
relieve the pressure of oil tank.
• While disassembling connector or plug
or disconnecting hose, stand on one side,
loosen slowly to gradually relieve
internal pressure, and then take out.
1. Adjust the machine to the hydraulic oil
level checking status.
Refer to page 5-19“Checking of hydraulic
oil tank oil level and adding of oil ”.
2. Lift up the safety lock handle to the
locking position.
5-36
3. Lift up and open the engine cover.
4. Slowly loosen the air plug (7) to reduce the
internal pressure, and then lower the plug.
5. Place a tray under the drain plug (3) for waste
oil.
6. Loosen the oil plug (3) and drain the hydraulic
oil.
7. Loosen the hose strap and remove the hose from
the flange (1).
8. Loosen the bolts and take out the flange (1).