Komatsu — 8.2 DURING MAINTENANCE

WARNING: Failure to follow these safety precautions may lead to a serious accident. SAFETY Immediately after stopping operations, the engine cooling water and oil at all parts is at high temperature and under high pressure. In this condition, if the cap is removed, or the oil or water are drained, or the filters are replaced, this may result in burns or other injury. Wait for the temperature to go down, then carry out the inspection and maintenance in accordance with the procedures given in this manual. Clean inside or cooling system, check lubricating oil level, add oil 2 WHEN REQUIRED on page 3-26.

Check cooling level, engine oil pan, oil level, brake oil level, add oil or water 12.1 CHECK BEFORE STARTING on page 2-34. Checking hydraulic oil level, adding oil Changing oil, replacing filters Disassembly, repair, and assembly of tires requires special equipment and skill, so please ask your tire repair shop to perform the repairs. Failure to carry out inspection and maintenance fully, or failure to check the function of various maintenance locations may cause unexpected problems and may even lead to personal injury or damage, so always do as follows. Checks when engine is stopped Have all the inspection and maintenance locations been checked?

Have all the inspection and maintenance items been carried out correctly? Have any tools or parts dropped inside the machine? It is particularly dangerous if they get caught in the lever linkage. Has water and oil leakage been repaired? Have bolts been tightened? Checks when engine is running Do the inspection and maintenance locations work normally? Is there any oil leakage when the engine speed is raised and load is applied to the hydraulic system? Never dump waste oil in a sewer system, rivers, etc. Always put oil drained from your machine in containers. Never drain oil directly on the ground.

Obey appropriate laws and regulations when disposing of harmful objects such as oil, fuel, coolant, solvent, filters, batteries, and others. WA380-3MC 1-27 PRECAUTIONS WHEN CARRYING OUT MAINTENANCE AT HIGH TEMPERATURE OR HIGH PRESSURE TIRE MAINTENANCE CHECKS AFTER INSPECTION AND MAINTENANCE WASTE MATERIALS