SAFETY SAFETY
2-3
PRECAUTIONS FOR MAINTENANCE ............................................................................................................ 2-272
Warning tag................................................................................................................................................ 2-272
Keep work place clean and tidy ................................................................................................................. 2-272
Appoint leader when working with others .................................................................................................. 2-272
Stop engine before carrying out inspection and maintenance ................................................................... 2-272
Two workers for maintenance when engine is running.............................................................................. 2-282
Proper tools................................................................................................................................................ 2-292
No unauthorized personnel into area......................................................................................................... 2-292
Attachments ............................................................................................................................................... 2-292
Work under the machine............................................................................................................................ 2-302
Noise.......................................................................................................................................................... 2-302
Precautions when using hammer............................................................................................................... 2-302
Repair welding ........................................................................................................................................... 2-302
Removing battery terminal ......................................................................................................................... 2-302
Precautions when using high-pressure grease to adjust track tension...................................................... 2-312
Do not disassemble recoil spring ............................................................................................................... 2-312
Precaution with high-pressure oil............................................................................................................... 2-312
Handling high-pressure hoses ................................................................................................................... 2-322
Waste material ........................................................................................................................................... 2-322
Maintenance for air conditioner.................................................................................................................. 2-322
Compressed air.......................................................................................................................................... 2-322
Periodic replacement of safety critical parts .............................................................................................. 2-322