. SAFETY SAFETY MAINTENANCE INFORMATION harmful objects such as oil, fuel, coolant, solvent, filters, and batteries. Never touch refrigerant. the is 2 - 38 SAFETY HANDLING HIGH- PRESSURE HOSES If oil or fuel leaks from h igh-pressure hoses, it may cause fire or d efective operation , which may lead to s injury. If any loose bolts stop operations immedi are found, stop work and tighten to the specifie d torque. If an y damag ed hoses are f ately and contact your Komatsu di stributor Replace the hose if any of the following problems are found.
Damaged hose, deform ed mouthpiece, damaged O-ring Frayed or cut covering or exposed reinforcement wire lay Covering swollen in pla Twisted or crushed mo Foreign material embe WASTE MATERIALS To prevent pollution, pay c areful attention to the method of d isposin g of waste materia Always put oil drained f rom your machine in containers.
N drain oil directly onto system, rivers, the sea, Obey appropriate law AIR CONDITIONER MAINT If air conditioner refrigeran t gets into your eyes, it may cause b lindnes s; if it touches you r skin, it m ay cause fro COMPRESSED AIR When carrying out clea ning with compressed air, there is a hazar d of serious injury caused by flying parti When using compresse d air to clean elements or the radi ator, always wear safety goggles, dust mask, g and other protective eq uipment. PERIODIC REPLACEMENT OF SAFETY CRITICAL PARTS To enable the machine to be used safely for long period seatbelt, hoses, and ot See Replacing critical p her parts which have a close relationship t o safety. arts:
SAFETY CRITICAL PARTS ( PAGE 4-14 The material of these co mponents naturally changes over ti me, and repeated use cau ses deterioration,wea fatigue. As a result, th difficult to judge the rem so always replace them ere is a hazard that these compon ents ma y fai l and cause serious in jury or death aining life of these components fr om external inspection or the feeli ng when oper at the specified interval. Replace or repair safety -critical parts if any defect is found, even w hen they have no t reache d the time spe interval.