OPERATION MACHINE OPERATIONS AND CONTROLS Operations Before Starting Engine 0. Before standing up from the operator's seat, always set the safety lock lever to the LOCK position, regardless of whether the engine is running or stopped. 1. Check the safety lock lever (1) is at the LOCK position. REMARK The engine will not start if the safety lock lever is not in the LOCK position. 2. Check the position of each levers. 3. Insert the key in starting switch (2), turn the key to the ON position, then carry out the following checks. 1) The buzzer will sound for approx. 1 second, and the fol- lowing monitors and gauges will light up for approx. 3 seconds.
Engine pre-heating monitor (3) Charge level monitor (4) Engine oil pressure monitor (5) Electronic control system monitor (6) Engine coolant temperature gauge (7) Fuel gauge (8) If the monitors or gauges do not light up or the buzzer does not sound, there is probably a blown bulb or dis- connection, so please contact your Komatsu distributor for repair. After approx. 3 seconds, the following gauges will remain on and the other monitors will go out. Charge level monitor (4) Engine oil pressure monitor (5) Engine coolant temperature gauge (7) Fuel gauge (8) 3-41 WARNING