. SAFETY SAFETY MAINTENANCE INFORMATION 2 - 39 SAFETY RULES FOR HIGH-PRES SURE OIL under internal pressure. When inspecting or replacing piping or hoses, always Th e hydraulic system is always always check that the pressure in the hy draulic circuit has been released. If the circuit is still und er pressure, it will lead to serious injury, so always do as fo llows. efore starting any inspection or replacement operation. Always release the pressure b efore starting any inspection or replacement o I f there is any leakage from the piping or hoses, the surrounding area will be w et, so chec k for cracks in th e piping 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 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 SAFETY HANDLING HIGH-PRESS URE HOSES I f oil or fuel leaks from high-pre ssure hoses, it may cause fire or defective o peration, w hich may lead to serious i njury.
If any loose bolts are fou nd, stop work and tighten to the specifi ed torque. If any da maged hoses are found, stop operations immediately a nd contact your Komatsu distributor. lowing problems are found. fitting. osed reinforcement wire layer. ortion. covering. Replace the hose if any of the fol Damaged or leaking hydraulic Frayed or cut covering or exp Covering swollen in places. Twisted or crushed movable p Foreign material embedded in WASTE MATERIALS attention to the method of disposing of waste materials. ur machine in containers. Never und 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 Always put oil drained from yo drain oil directly onto the gro system, rivers, the sea, or lake AIR CONDITIONER MAINTENANC E If a ir conditioner refrigerant gets in to your eyes, it may cause blindness; if it touches your ski n, it may cause fr ostbite. Never touch refrigerant.