. SAFETY PRECAUTIONS FOR MAINTENANCE harmful objects such as oil, fuel, coolant, solvent, filters, and batteries. 2 - 31 HANDLING HIGH-PR ESSURE HOSES If oil or fuel leaks from high-pressure hoses, it may caus e fire or defective operation , which may lead to se injury. If any loose stop operations im bolts are found, stop work an d tighten t o the specifie d torque. If an y damag ed hoses are f mediately and contact your Komatsu distributor.
Replace the hose if any of the following problems are foun Damaged or leak Frayed or cut cov ering or exposed reinforcem ent wire la Covering swollen Twisted or crush Foreign material PRECAUTION FOR H IGH VOLTAGE running or immediately after it has stopped When the engine is opped high voltage is gene rated at the injector termina l and insi de th engine controller, so there is danger of electrocuti on. Neve r touc the injector terminal or the inside of the engine c ontroller. If it is necessary to t ouch the injector terminal or the inside of th engine controller, pl ease contact your Komatsu d istributor.
WASTE MATERIAL To prevent pollution, pay careful attention to the method of disposing of waste materia Always put oil dra ined from your machine in c ontainers. Neve drain oil directly system, rivers, th ewag Obey appropriate MAINTENANCE FOR AIR CONDITIONER If air conditioner refri gerant gets into your eyes, it m ay cause blindness ; if i t touches your skin, it m ay cause fro Never touch refriger ant. COMPRESSED AIR When carrying ou t cleaning with compressed a ir, there i s a hazard of serious injury caused by flying parti When using comp ressed air to clean elements or the ra diator, always wear safety g oggles, dust mask, gl and other protecti ve equipment.