Komatsu — DURING MAINTENANCE

PRECAUTIONS FOR MAINTENANCE SAFETY WARNING: For reasons of safety, always follow these safety precautions.. MAINTENANCE WITH ENGINE RUNNING To prevent injury, do not carry out maintenance with the engine running. If maintenance must be carried out with the engine run- ning, carry out the operation with at least two workers and do as follows. One worker must always sit in the operator’s seat and be ready to stop the engine at any time. All workers must main- tain contact with the other workers. When carrying out operations near rotating parts, there is danger of being caught in the parts, so be extremely careful.

A0055210 When cleaning inside the radiator, set safety lock lever (1) to the LOCK position to prevent the work equipment from mov- ing. Lock Do not touch any control levers. If any control lever must be operated, always give a signal to the other workers to warn them to move to a safe place. Free Never touch the fan blade or fan belt with any tool or any part of your body. There is danger of serious injury. AB30576C DO NOT DROP TOOLS OR PARTS INSIDE MACHINE When opening the inspection window or tank oil filler to carry out inspection, be careful not to drop any nuts, bolts, or tools inside the machine.

If such parts are dropped into the machine, it will cause breakage of the machine, mistaken operation, and other fail- ures. If you drop any part into the machine, always be sure to remove it from the machine. When carrying out inspection, do not carry any unnecessary tools or parts in your pocket. PRECAUTIONS WHEN USING A HAMMER When using a hammer, always wear safety glasses, safety hel- met, and other protective clothing, and put a brass bar between the hammer and the part being hammered. If hard metal parts such as pins, edges, teeth, or bearings are hit with a hammer, there is danger that broken pieces might fly into your eyes and cause injury.

AE305880 REPAIR WELDING Welding operations must always be carried out by a qualified welder and in a place equipped with a proper equipment. Gas is generated, and there is danger of fire or electrocution when carry- ing out welding, so never allow any unqualified personnel to carry out welding. The qualified welder must follow the precautions given below. 46