Sakai SW880-1, Operator'S Manual

Page: 31 / 111

2. OPERATION
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IMPORTANT
• Hydraulic oil filter warning lamp
Go on when the engine rpm is increased before the engine has been warmed up
enough. Keep the engine idling until the lamp goes off, before starting your work.
In that case, warm up the engine sufficiently, and operate the machine after the
warning light has gone out. When the warning light will not go out, the filter may
be clogging up. Check the filter.
• Checking for warning lamp and parking brake indicator lamp
They should turn on light when the starter switch in ON position.
If not, there is some trouble.
Check and repair the combination meter or wirings harness.
• The window of the combination meter
The window of the combination meter may become invisible because of aged
deterioration coused by fine sand or dust or ultraviolet. When any flaw or mist is
found on the window,contact our branch offices or designated factory.
Engine check lamp
When the start switch is set to the " " position, seld-
diagnosis of the engine will start.
When the result is normal. Three lamps will goes out.
If the lamp remains lit or it lights during operation, it
means there is any trouble with the engine. Stop the
machine to check the engine.
★
ENGINE STOP, EGT. WARNING
When the engine stop lamp or exhaust gas
temperature warning lamp lights, it means a serious
abnormality occurs with the engine. Stop the machine
and the engine, and receive proper checking /
maintenance or repairing.
★
WARNING
When the warning lamp lights, water may be accumulated in the fuel pre-filter.
Drain the fuel pre-filter. (See page 82)
If the lamp lights just because the water is accumulated in the fuel pre-filter, it will go out
after draining.
If the lamp does not go out, the engine may be abnormal. Receive proper checking /
maintenance or repairing before a serious failure occurs.