Komatsu — COOLING

SAFETY PRECAUTIONS Lift and handle all heavy parts with lifting devices of DO NOT use the bucket to lift personnel or as a work adequate capacity. Secure parts with proper slings platform. Mechanical failure or human error could and hooks. Use lifting eyes provided. Warn nearby cause unexpected movement of the attachment and personnel to stand clear. serious injury or death. AlTACHMENTS For your protection, use EXTRA caution when adjusting the loader’s bucket positioner or boom positioner. Use two trained people and guard against accidental movement of the machine or loader linkage. When replacing cutting edges and teeth, securely block the bucket for your protection.

To install and remove bucket teeth, use a nonferrous hammer. It is hazardous to hammer on the teeth. Wear safety glasses with side shields or goggles to For your protection, keep head, body, hands and fingers away from the bucket and linkage when they are in a raised position, unless they are securely blocked. reduce chances of injury. BRAKES Block the tires to prevent machine movement before servicing the brakes. the machine on level ground and block the tires to prevent it from moving. Test the parking brake periodically. If the parking brake does not hold the machine, correct the cause as soon as possible.

Until the cause is corrected, park When testing the parking brake, be sure the area near the machine is clear of personnel and obstructions because the machine may move during the test. CAB/ROPS Do not attempt to repair a rollover protective structure (ROPS) after an accident. The ROPS is designed to bend during a rollover to protect the operator from sudden impact loads. Repaired structures do not provide the original strength and protection. O.S.H.A. regulations prohibit repair to damaged ROPS. Contact your Distributorfor information on ROPS replacement. Do not operate the machine again until the ROPS has been replaced. Periodically inspect the ROPS for fatigue cracks.

Cracks indicate a weakened structure which should be replaced for your protection. Do not use bleach, dye or solvents on the seat belt because this may weaken the webbing and result in personal injury. Clean the seat belt with warm water and a mild detergent. Replace belts with worn, frayed, torn, faded, stiff or rotted webbing. Do not cut, grind, weld or drill holes in the ROPS because this could weaken the structure or affect its energy absorption capability. COOLING Hot, scalding coolant can spray out if the radiator cap is removed suddenly. Relieve system pressure by slowly turning cap to the first notch or lifting the safety lever (if equipped).

Remove the cap ONLY after the pressure is relieved. Use extreme caution when adding coolant to a hot radiator to avoid being burned. Wear gloves and goggles and keep face away from the filler neck. 1-9