Komatsu — 5.1. Maintenance guide

5 Maintenance 5.1. Maintenance guide Maintenance work is to be conducted by skilled personnel only. See section "2.3. Precautions for maintenance" on page 2-20. Perform maintenance work on hard, flat ground. Always move the machine to the proper maintenance and repair position. The machine must be positioned as follows for maintenance, unless other specifications are expressly provided. Lower the working attachment onto the ground. Move the multifunction lever to the HOLD '0' position. Switch the working hydraulics safety lever to position ‘1’.

Position 1 = working hydraulics locked Position 2 = working hydraulics released Apply service brake Lock the centre pivot steering when performing maintenance work by using the centre pivot steering locking lever. Place chocks before and behind the wheels. 5-2 WA90-5 – VEAM270100