Komatsu D31EX-21, Руководство по эксплуатации и техническому обслуживанию, Страница: 21 / 256

SAFETY
SAFETY
2-3
PRECAUTIONS FOR MAINTENANCE ............................................................................................................ 2-28 2
Warning tag................................................................................................................................................ 2-28 2
Keep work place clean and tidy ................................................................................................................. 2-28 2
Appoint leader when working with others .................................................................................................. 2-28 2
Stop engine before carrying out inspection and maintenance ................................................................... 2-28 2
Two workers for maintenance when engine is running.............................................................................. 2-29 2
Proper tools................................................................................................................................................ 2-30 2
No unauthorized personnel into area......................................................................................................... 2-30 2
Attachments ............................................................................................................................................... 2-30 2
Work under the machine............................................................................................................................ 2-31 2
Noise.......................................................................................................................................................... 2-31 2
Precautions when using hammer............................................................................................................... 2-31 2
Repair welding ........................................................................................................................................... 2-31 2
Removing battery terminal ......................................................................................................................... 2-31 2
Precautions when Using high-pressure grease to adjust track tension ..................................................... 2-32 2
Do not disassemble recoil spring ............................................................................................................... 2-32 2
Precaution with high-pressure oil............................................................................................................... 2-32 2
Handling high-pressure hoses ................................................................................................................... 2-33 2
Waste material ........................................................................................................................................... 2-33 2
Maintenance for air conditioner.................................................................................................................. 2-33 2
Compressed air.......................................................................................................................................... 2-33 2
Periodic replacement of safety critical parts .............................................................................................. 2-33 2