Toku TNB-08M, Manual

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57
3-1-2 REGULAR MAINTENANCE
Periodic maintenance of each part should be done as early as every 600 hours or
every 6 months.
Repair and exchange the parts immediately when abnormality is found.
Breaker Inspection Parts Substance Countermeasure
Maintenance
Interval
Gas Seal - Replacement
600 hours or
6 months
Oil Seal - Replacement
Slide Ring - Replacement
Dust Seal - Replacement
Buffer Ring - Replacement
O Ring - Replacement
Other Seals - Replacement
Chisel Bushing Wear and damage Replacement
Chisel Holder Bushing Wear and damage Replacement
Piston
Seizure, scratch and
wear
Repair, replacement
Cylinder
Seizure, scratch and
wear
Repair, replacement
Control Valve
Seizure, scratch and
wear
Repair, replacement
Control Valve Box /Control Valve
Cap Seizure, scratch and
wear
Repair, replacement
Packing Bushing Seizure and scratch Repair
Side Bolt
Damage and
elongation
Replacement
Chisel Holder Wear and crack Replacement
Wear of inner
diameter
Replacement
Bracket Inspection Parts Substance Countermeasure
Maintenance
Interval
Isolator T Wear and damage Replacement
600 hours or
6 months
Stopper Wear and damage Replacement
Isolator K Wear and damage Replacement
Other Plastic Resin Parts Wear and damage Replacement