OPERATION FRONT INSTRUMENT BEZEL AND CONTROLS 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 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 WB140-2N, WB150-2N