. SAFETY PRECAUTIONS FOR MAINTENANCE always 2 - 35 PRECAUTIONS WITH HIGH-PRES SURE OIL under internal pressure. When inspecting or replacing piping or hoses, Th e hydraulic system is always check that the pressure in the hy draulic circuit has been released. If t he circuit is still und er pressure, it will l serious injury, so always do as fo llows. Do not start with the inspectio n and replacement works, while pressur e is still present i n the hydraulic cir If there is any leakage from the piping or hoses, the surrounding are a wi ll be wet, so che ck for cracks in the and hoses and for swelling in t he hoses. ar safety glasses and leather gloves.
ssure oil leaking from small holes use blindness if it contacts your jet of high-pressureoil and suffer h the place with clean water, and or medical attention. When carry out inspection, we ar safety glasses and leather gloves There is a hazard that high-pre may penetrate your skin or ca eyes directly. If you are hit by a injury to your skin or eyes, was consult a doctor immediately f may penetrate your skin or ca eyes directly. If you are hit by a njury to your skin or eyes, was consult a doctor immediately f HANDLING HIGH-PRESSURE HO SES If oil or fuel leaks from high-pr essure hoses, it may cause fire or defective operation, w hich may lead to s i njury.
If any loose bolts are fou nd, stop work and tighten to the specified torque. If any da maged hoses are stop operations immediately a nd contact your Komatsu distributor. Replace the hose if any of the fo Damaged or leaking hydraulic Frayed or cut covering or exp Covering swollen in places. Twisted or crushed movable p Foreign material embedded in WASTE MATERIAL attention to the method of disposing of waste materials. ur machine in containers. Never ound or dump into the sewage s. regulations when disposing of uel, coolant, solvent, filters, and To prevent pollution, pay careful attention to the method of disposing of waste materials.
Always put oil drained from yo drain oil directly onto the gr system, rivers, the sea, or lake COMPRESSED AIR When carrying out cleaning wi th compressed air, there is a hazard of s erious injury ca used by flying part When using compressed air to clean elements or the radiator, always wear safety gog gles, dust mask, g and other protective equipmen t.