Maintenance
83
Maintenance
What this chapter contains
This chapter contains preventive maintenance instructions.
Safety
WARNING! Read the Safety instructions on the first pages of this manual before
performing any maintenance on the equipment. Ignoring the safety instructions can
cause injury or death.
Maintenance intervals
If installed in an appropriate environment, the drive requires very little maintenance.
This table lists the routine maintenance intervals recommended by ABB.
Maintenance Interval Instruction
Capacitor reforming Every year when stored See Reforming.
Heatsink temperature check
and cleaning
Depends on the dustiness of
the environment (every 6 to 12
months)
See Heatsink.
Change of additional cooling
fan
Every three years See Additional fan.
Main cooling fan change Every six years See Main cooling fan.
Capacitor change Every ten years See Capacitors.
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