142
MG.30.A7.02 - VLT
®
is a registered Danfoss trademark
Symptom
Motor runs unevenly
If the motor runs unevenly,
but no fault is indicated,
the cause can be incorrect
setting of the VLT
®
frequency converter. Set
the frequency converter
correctly.
If the new settings cannot
make the motor run
evenly, call for Danfoss
assistance.
1)
2)
Symptom
Motor does not run
3)
4)
6)
5)
see: 8)
see: 19)
Symptom
Motor does not brake
7)
see: 29)
Are fault messages
displayed?
No
Yes
Is the unit connected to
the mains supply?
Yes
Is there backlight in the
display ?
No
Yes
Fault location
see page 140
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