. SAFETY PRECAUTIONS FOR MAINTENANCE Please contact your Komatsu distributor to have this work performed. DISPOSING OF WASTE MATERIALS To prevent pollution, pay careful attention to the method of disposing of waste materials. Always put oil drained from your machine in containers. Never drain oil directly onto the ground or dump into the sewage system, rivers, the sea, or lakes. Obey appropriate laws and regulations when disposing of harmful objects such as oil, fuel, coolant, solvent, filters, and batteries. METHOD OF SELECTING WINDOW WASHER FLUID Use an ethyl alcohol base washer liquid. Methyl alcohol base washer liquid may irritate your eyes, so do not use it.
2 - 42 HANDLING ACCUMULATOR AND GAS SPRING This machine is equipped with an accumulator. Even after the engine has been stopped, it is possible to operate the work equipment control lev er in the LOWER direction for a short time to allow the work equipment to go down under its own weight. After stopping the engine, set t he work equipment lock lever to the LOCK position and turn th e parking brake switch ON. The accumulator and gas sp ring are charged with high-pressure nitrogen gas. If the accumulator is handled mistakenly, it may cause an e xplosion that could lead to serious personal injury or death.
F or this reason, always observe the following precauti Do not disassemble the acc Do not bring it near flame or Do not make holes in it, wel Do not hit or roll the accum When disposing of the accu PRECAUTIONS WITH COMPRESS ED AIR When carrying out cleaning with compressed air, there is a hazard of serious personal injur y caused by flying dust or particles. When using compressed ai r to clean the filter element or radiator, wear safety glasses, a nti-dust mask, gloves, and other protective equipm ent. MAINTENANCE OF AIR CONDITIO NER If air conditioner refrigerant gets into your eyes, it may cause loss of sight; if it contacts y our skin, it may cause frostbite.
Never loosen any parts of the cooling circuit.