Komatsu — 5.1. Maintenance guide

Maintenance 5 Tipping up the driver's cab 1. Park the machine on solid, level ground. 2. Lower the work unit to the ground and switch off the engine. 3. Close the cab door. 4. Use the locking bolt to secure the articulated steering (cross- reference "Securing the articulated steering", Page 2-24). NOTE The machine has to be positioned straight and the articu­ lated steering has to be secured with the locking bolt! If the driver's cab is tipped up while the machine is bent, the front frame can cause damage to the windscreen! 5. Open the bonnet. 6. Remove 3 cover fastening screws on each side of the machine (see arrows). 7. Remove the cover. 8.

Remove the cab fastening screws under the rear wheel cover. 1 2 screws on the left and 2 screws on the right (1). 9. Take the hand pump lever out of its holder on the radiator (2) and insert it into the receptacle of the pump (3). WA90-5 – VEAM270100 5-3 2 3