. SAFETY SAFETY MAINTENANCE INFORMATION 2 - 37 WORK UNDER TH E MACHINE If it is necessar y to go under the work equipm ent or the machine to carry out service and maintenance, support the work equipment and machine securely with block s and stands strong enough to su machine. pport the weight of the work equipment and It is extremely dangerous to work under the machine if the track shoes are lifte d off the ground and the ma work equipment. If any of th chine is supported only with the e control levers is touched by a ccident, or there is damag g, the work equipment or e occurring to the the machine will hydraulic pipin suddenly drop. This is extremely dangerous .
Never work under the work equip ment or the machine. NOISE When carrying ou t maintenance of the engine a nd you are exposed to noise for lon g perio ds of time, wear e ar covers or ear plugs while working. he machine is too loud, it may cause temporary or permanent hearing problems. If t he noise from t he machine is too loud, it ma y cause temporary or permanent h earing problems. WHEN USING HA MMER When using a ha mmer, pins may fly out or met al particles may be scattered. This m ay lead to serious injury. Al ways do as follows. If hard metal p arts such as pins, bucket teet h, cutting edges, or bearings are h it with a hammer, there is a hazard that pieces tered and cause injury.
Always wear safety oves. might be scat goggles and gl When hitting pi ns or bucket teeth, there is a hazard that broken pieces might b e sent flying and injure people in the surrounding area. Always c heck that there is no one in th e surroundingarea. There is a haz ard that the pin hit with stron g force may fly out and injure peo ple in the surrounding area. WELDING WORK S Welding operation s must always be carried out by a qualified welde r and in a place equipp ed with pro per eq uipment. There is a hazard of gas, fire, or electrocution when carrying out welding, s o neve r allow any unqualified p ersonne to carry out weldi ng.
REMOVING BATTERY TERMINALS When repairing th e electrical system or when c arrying out electrica l welding , remove the negative (- ) termi nal of the battery to prevent the flow of current.