11
Maintenance
Contents of this chapter
This chapter contains maintenance instructions.
Maintenance intervals
The tables below show 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).
￭ Description of symbols
DescriptionAction
Inspection (visual inspection and maintenance action if needed)I
Performance of on/off-site work (commissioning, tests, measurements or otherP
work)
ReplacementR
￭ Recommended maintenance intervals after start-up
Recommended annual actions by the user
DescriptionAction
Quality of supply voltageP
Spare partsI
Capacitor reforming for spare modules and spare capacitorsP
Maintenance 143
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