Komatsu — Start-Up

DRIVING STARTING THE MACHINE ON SLOPES Careless driving may lead to accidents! Before starting up, ensure that no persons are near the machine and sound the horn before driving. 1. Start up the engine as described in chapter "Starting and Switching Off the Engine". 2. Make sure that the parking brake is pulled. The parking brake warning light lights up. 3. Press down the brake pedal. 4. Release the parking brake. 5. Set the drive direction switch to the desired direction setting. Position 'F' Driving forward Position 'N' Neutral Position 'R' Reversing 75_023 6. Press down the accelerator pedal and release slowly the brake pedal at the same time in order to start the machine.

DRIVING WITH THE HIGH-SPEED GEAR Switching the high-speed gear on or off during driving may lead to gearbox damages! Ensure that the machine stands still and that the engine is running, before you switch the high-speed gear on or off. Switching on the high-speed gear. 1. Push the switch lock (2) to the right, hold it in this position and press the switch. If the high-speed gear is switched on, control lamp (3) goes out and control lamp (1) lights up. 2. If the high-speed gear should not engage control lamp (1) remains unlit while control lamp (3) remains lit. In this case, repeat the switching procedure or activate briefly the control lever for the work hydraulic system.

Switching off the high-speed gear. 1. Push the switch lock (2) to the right, hold it in this position and press the switch. If the high-speed gear is switched off, control lamp (1) goes out and control lamp (3) lights up. 2. If the high-speed gear should not disengage control lamp (3) remains unlit while control lamp (1) remains lit. In this case, repeat the switching procedure or activate briefly the control lever for the work hydraulic system. 5-18