. SAFETY SAFETY MAINTENANCE INFORMATION the recoils spring assembly. It which serves as a shock disassembled by mistake, the spring 2 - 39 DO NOT DISASSEMBLE RECOIL S Never attempt to disassemble t contains a spring under high pre absorber for the idler. If it is disas will fly out and cause serious inju to disassemble it, ask your Komat SAFETY RULES FOR HIGH-PRESS URE OIL nder internal pressure. When inspecting or replacing piping or hoses, always Th e hydraulic system is always u check that the pressure in the hyd raulic circuit has been released. If th e circuit is still und er pressure, it will lead to serious injury, so always do as fol lows. ydraulic circuit.
For details, see "METHOD OF RELEASING PRESSURE IN Release the pressure in the h HYDRAULIC CIRCUIT (PAGE 4-76)". Do not carry out any inspection or replacement work when the hydraulic system is under pressure. I f 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 th e hoses. r safety glasses and leather gloves. sure oil leaking from small holes use blindness if it contacts your et of high-pressureoil and suffer the place with clean water, and r medical attention. When carry out inspection, wea r safety glasses and leather gloves.
There is a hazard that high-pres may penetrate your skin or ca eyes directly. If you are hit by a j injury to your skin or eyes, wash consult a doctor immediately fo may penetrate your skin or ca eyes directly. If you are hit by a j njury to your skin or eyes, wash consult a doctor immediately fo PRECAUTION FOR HIGH FUEL PR ESSURE Hig h pressure is generated inside the engine fuel piping when the engine is running. Whe n carrying out inspection or maintenance of the fuel piping system, wait for at least 30 seconds after stopping the engine to let the internal pressure go down before starting inspection or maintenance.
SAFETY HANDLING HIGH-PRESS URE HOSES I f oil or fuel leaks from high-pre ssure hoses, it may cause fire or defective operation, w hich may lead to serious i njury. If any loose bolts are fou nd, stop work and tighten to the specified torque. If any d amaged hoses are found, stop operations immediately an d contact your Komatsu distributor. owing problems are found. fitting. sed reinforcement wire layer. ortion. covering. Replace the hose if any of the foll Damaged or leaking hydraulic Frayed or cut covering or expo Covering swollen in places. Twisted or crushed movable p Foreign material embedded in