Komatsu — Komatsu PC450LC-6 Hydraulic Excavator Operation & Maintenance Manual (EN)

12. OPERATION 12.19 CHECK AFTER STOPPING ENGINE 1. Walk around the machine and check the work equipment, paintwork, and undercarriage, and check also for leakage of oil or water. If any abnormalities are found, repair them. 2. Fill the fuel tank. 3. Check the engine compartment for paper and debris. Clean out any paper and debris to avoid a fire hazard. 4. Remove any mud stuck to the undercarriage. 12.20 LOCKING Always lock the following places. a Door of operator’s cab Always remember to close the window.

b Fuel tank filler port c Engine hood d Battery box cover e Left side door of the machine f Right side door of the machine g Tool box h Hydraulic tank filler port REMARK Use the starting switch key to open and close all these places. 12.21 OVERLOAD WARNING DEVICE This machine is filted with this device to warn the operator when tipping over is a risk while lifting loads. 1. The warning device is only active when in LO mode PC450-ENG 2-79