Front Instrument Bezel And Controls; Transmission Oil Temperature Alert; Engine Coolant Temperature Alert; Four-Wheel Drive (In/Out) Indicator - Komatsu WB140-2N Operation & Maintenance Manual

OPERATION

FRONT INSTRUMENT BEZEL AND CONTROLS

TRANSMISSION OIL TEMPERATURE ALERT

This warning light (1) comes on along with an audible alarm to
alert the operator of a transmission oil overheat condition. If this
warning and alarm should come on, immediately stop the machine
and select neutral gear. Let the transmission oil cool down with the
engine running at about 1200 RPM until the warning and alarm
stop. If this should occur repeatedly have the machine checked by
an authorized Komatsu Dealer. Do not continue to operate the
machine.

ENGINE COOLANT TEMPERATURE ALERT

This warning light (2) comes on along with an audible alarm to
alert the operator of an engine overheat condition. If this warning
and alarm should come on, immediately stop the machine and
select neutral gear. Let the engine run at about 1200 RPM until the
warning and alarm stop. If this condition should occur again, check
to make sure the radiator fins are clean and free of debris. Do not
continue to operate the machine if the engine is overheating.

FOUR-WHEEL DRIVE (IN/OUT) INDICATOR

When the four-wheel drive feature (3) is selected this indicator will come on indicating the four-wheel drive system is (IN)
operation. When the indicator is off, the four-wheel drive system is (OUT) of operation.

LOW FUEL ALERT

This warning light (4) comes on when there is about 17 liters (4.5 gal) of fuel left in the fuel tank. Re-fuel the machine as soon
as possible. Avoid running the machine out of fuel, damage to the injection system may result.
2-8
1. Transmission oil temperature alert
2. Engine coolant temperature alert
3. Four-wheel drive IN/OUT indicator
4. Low fuel warning
5. Directional signal indicator
6. High beam indicator
7. Parking brake and brake fluid alert
8. Differential LOCK/UNLOCK indicator
9. Multifunctional directional switch
10. Four-wheel drive switch
11. Windshield wiper/washer switch
12. Front work lamps switch
13. Emergency (HAZARD) switch
14. Optional switch locations
WB140-2N, WB150-2N