Komatsu — 12.2 STARTING ENGINE

12. OPERATION 12.2.2 STARTING IN COLD WEATHER (Starting with APS (Automatic Priming System)) When starting in low temperatures, do as follows. ¤ WARNING Never use starting aid fluids as they may cause explosions. Check that there is no person or obstacle in the surrounding area, then sound the horn before starting. NOTICE Do not keep the starting motor rotating continuously for more than 20 seconds. If the engine fails to start, repeat steps 3 and 4 after waiting for about 2 minutes. Do as follows when starting the engine in cold weather. 1. Open fuel valve 1 for the APS. 2. Turn the key of starting switch 2 to the START position and run the engine for 10 seconds. OFF START 3.

Turn the key of starting switch 2 to the OFF position. 4. Pull fuel control lever 3 a little toward you from the low idling position. 5. Turn the key of starting switch 2 to the ON position. OFF ON START 2-49