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Operating Guide | VACON® 100 Wall-mounted Drives
9 Maintenance
9.1 Maintenance Schedule
To make sure that the drive operates correctly and has a long life, we recommend doing regular maintenance. Refer to the table for
maintenance intervals.
It is not necessary to replace the main capacitors of the drive, because they are thin film type capacitors.
Table 22: Maintenance Intervals and Tasks
Maintenance interval
Regularly
6–24 months (The interval is different in dif-
ferent environments.)
24 months (The interval is different in differ-
ent environments.)
3–6 years
6–10 years
10 years
Danfoss A/S © 2019.05
Maintenance task
Check the tightening torques of the terminals.
Check the filters.
Check the mains terminals, the motor terminals, and the control terminals.
Make sure that the cooling fan operates correctly.
Make sure that there is no corrosion on the terminals, the busbars, or other surfaces.
Check the door filters, if you have a cabinet installation.
Clean the heat sink and the cooling channel.
In IP54, change the internal fan.
Change the main fan.
Replace the battery of the RTC.
Maintenance
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