Komatsu — SWITCHES

. OPERATION DETAILED CONTROLS AND GAUGES SWITCHES (1) (2) Starting switch Horn switch (5) (6) Windshield wiper switch (Machine equipped with cab) Pump drive emergency switch (3) Lamp switch (7) Room lamp switch (Machine equipped with cab) (4) Cab heater switch (Machine equipped with cab) Starting Switch This switch (1) is used to start or stop the engine. OFF position In this position the engine starting switch can be inserted or pulled out, and when the switch is turned to this position, power supply to the electrical system is terminated, thereby stopping the engine running. ON position Electric current flows in the charging and lamp circuits.

Keep the starting switch key at the ON position while the engine is running. START position This is the engine-start position. Keep the key at this position during cranking. Immediately after starting the engine, release the key. It will automatically return to the ON position. HEAT (preheat) position When starting the engine in cold weather, turn the key to this position. When the key is set to the HEAT position, the preheating monitor lights up. Keep the key at this position until the preheating monitor goes out. When the preheating monitor goes out, release the key. When the key is released, it will return to the OFF position, so turn it immediately to START and start the engine. 3 - 12