Komatsu — STEERING OIL PRESSURE WARNING LAMP

OPERATION ENGINE OIL PRESSURE WARNING LAMP Lamp (2) warns the operator that the engine oil pressure has dropped below the specified set value. During operation (engine running) if the engine oil pressure drops, the engine oil pressure warning lamp as well as the central warning lamp should light up and the alarm buzzer will sound intermittently. If the engine oil pressure lamp should come on shut the engine down immediately. During checks before starting (ignition switch in the “ON” position, engine stopped) the lamps should be illuminated, and when the engine is running, these lamps should go out.

BATTERY CHARGE WARNING LAMP Lamp (3) warns the operator that the charging system has dropped below the specified set value. During operation (engine running) if the charging system should fail, the battery charge warning lamp as well as the central warning lamp should light up and the alarm buzzer will sound intermittently. During checks before starting (ignition switch in the “ON” position, engine stopped) the lamps should be illuminated, and when the engine is running, these lamps should go out. STEERING OIL PRESSURE WARNING LAMP Red lamp (4) warns the operator that the steering oil pressure has dropped below the specified set value.

During operation (engine running) if the steering oil pressure should drop, the steering oil pressure warning lamp as well as the central warning lamp should light up and the alarm buzzer will sound. At this point stop the machine immediately and do not operate it until repairs have been made. During checks before starting (ignition switch in the “ON” position, engine stopped) the lamps should be illuminated, and when the engine is running, these lamps should go out. If any steering warnings should occur, do not operate the machine until diagnostics or repairs have been made to this system. Operating the machine with a steering alert or warning could lead to loss of control on the machine.

2-16 WA480-5L