Komatsu — 11.1 MACHINE MONITOR

11. EXPLANATION OF COMPONENTS 3. AIR CLEANER CLOGGING This warns that the air cleaner is clogged. If the monitor lamp flashes, stop the engine, then inspect and clean the air cleaner. 11.1.3 C: EMERGENCY STOP ITEMS CAUTION If any monitor lamp flashes, stop the engine or run it at low idling, and take the following action. 1. ENGINE WATER TEMPERATURE If the temperature of the engine cooling water becomes abnor- mally high, the monitor lamp flashes, and the overheat prevention system is automatically actuated to reduce the engine speed. Stop operations and run the engine at low idling until the engine water temperature gauge enters the green range. 2.

RADIATOR WATER LEVEL If the radiator water level drops, the monitor lamp flashes. Stop the engine, check the radiator water level, and add water if neces- sary. 3. ENGINE OIL PRESSURE If the engine oil pressure drops below the normal pressure, the monitor lamp flashes. At this item, stop the engine and inspect it according to “16.6 OTHER TROUBLE.” REMARK While the starting switch is ON, the lamp remains lit and goes off once the engine is started. When the engine starts, the buzzer may sound for a short time, however, this does not indicate a fault. 2-8