9
Maintenance
Contents of this chapter
The chapter contains the preventive maintenance instructions.
Maintenance intervals
The table below shows the maintenance tasks which can be done by the end user. The
complete maintenance schedule is available on the Internet
(www.abb.com/drivesservices). For more information, consult your local ABB Service
representative (www.abb.com/searchchannels).
Recommended annual actions by the user
Connections and environment
PQuality of the supply voltage
Spare parts
ISpare parts
PReforming DC circuit capacitors of spare modules
Inspections
ITightness of terminals
IDustiness, corrosion and temperature
PCleaning the heatsink
Maintenance 115
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