Komatsu — Komatsu PC308USLC-3E0 Hydraulic Excavator Operation & Maintenance Manual

. OPERATION DETAILED CONTROLS AND GAUGES SWITCHES (1) (2) (3) (4) (5) (6) Starting switch Fuel control dial Cigarette lighter Swing lock switch Lamp switch Horn switch (7) (8) (9) (10) (11) One-touch power max. switch Room lamp switch Emergency pump drive switch Swing brake cancel switch Revolving warning lamp switch (if equipped) Starting Switch Starting switch (1) is used to start or stop the engine. (A): OFF position The key can be inserted or withdrawn. Switches for the electrical system (except room lamp), are all turned off and the engine is stopped. (B): ON position Electric current flows through the charging and lamp circuits.

Keep starting switch key in the ON position while the engine is running. (C): 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 (B). 3 - 34