Commissioning
vacon • 50
6
6.4
Maintenance
In normal conditions, the AC drive is maintenance-free. However, regular maintenance is rec-
ommended to ensure a trouble-free operation and a long lifetime of the drive. We recommend
to follow the table below for maintenance intervals.
Maintenance interval
Maintenance action
Regularly and according to
general maintenance interval
•
Check tightening torques of terminals
6...24 months (depending on
environment)
•
Check input and output terminals and
control I/O terminals.
•
Check for corrosion on terminals and
other surfaces
•
Check the heatsink for dust and clean
if necessary
6...10 years
•
Change main fan
Table 18.
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