. SAFETY PRECAUTIONS FOR MAINTENANCE DO NOT DISASSEMBLE RECOIL SPRING Never attempt to disassemble the recoils spring assembly. It contains a spring under high pressure which serves as a shock absorber for the idler. If it is disassembled by mistake, the spring will fly out and cause serious injury. When it becomes necessary to disassemble it, ask your Komatsu distributor to do the work. 2 - 33 PRECAUTION WITH HIGH-PRESS URE OIL under internal pressure. When inspecting or replacing piping or hoses, always The hydraulic system is always or replacing 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 personal injury, so alway s do as follows. replacement work when the hydraulic system is under pressure. Do not carry out inspection or replacement work when the hydraulic system is under p If there is any leakage from the piping or hoses, the surrounding area will be wet, so che ck for cracks in the piping and hoses and for swelling in When carry out inspection, we the 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.
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 PRECAUTION FOR HIGH FUEL P RESSURE When the engine is running, high -pressure is generated in the engine fuel piping. When carrying out inspe ction or maintenance of the fuel piping sy stem, stop the engine and wait for at least 30 seconds to a llow the internal pr essure to go down before starting the op eration. 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 serious injury.
If any loose bolts are fo stop operations immediately a und, stop work and tighten to the specified torque. If any d amaged hoses are found, nd contact your Komatsu distributor. llowing problems are found. fitting. osed reinforcement wire layer. portion. covering. 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 Foreign material embedded in