Warning Light For Engine Oil Level; Warning Light For Brake Storage- Pressure; Warning Light For Engine Oil Pressure - Komatsu WA270-3H Operation & Maintenance Manual

Wheel loader
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4.

WARNING LIGHT FOR ENGINE OIL LEVEL

(not installed)
5.

WARNING LIGHT FOR BRAKE STORAGE- PRESSURE

NOTE!
Never drive the machine when the storage pressure is too low, since
there is no sufficient braking effect!
Check prior to start:
If engine is switched off, no warning is given.
With the engine running:
The warning light and the central warning light (CAUTION) start to flash,
if the oil pressure in the pressure tank is too low. At the same time, the
alarm buzzer sounds at intervals.
IMPORTANT!
An empty pressure tank must be filled within about 10 seconds
after starting the engine and after the warning has ended. If not,
switch off the engine immediately and let the oil pressure circuit for
the brake be checked by a Komatsu-Hanomag service technician.
6.

WARNING LIGHT FOR ENGINE OIL PRESSURE

Check prior to start:
The light must light up.
With the engine running:
The lubrication pressure is built up after the engine is started. Then, the
light will go out. If the oil pressure level sinks too low, the warning light
and the central warning light (CAUTION) will start to flash. The buzzer
sounds at intervals.
Switch off the engine immediately, if a warning is indicated. Then, check
the engine oil level and top up with oil, if required. If the warning light still
does not go out, have the machine checked by an authorized garage.
Operating and Control Elements
2 - 9

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