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Fault codes
vacon · 127
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9
F24 Counter
fault
Possible cause:
-
Values displayed on the counters are incorrect.
Correcting measures:
-
Have a critical attitude towards values shown on the counters.
F25
Microprosessor watchdog fault
Possible cause:
-
Start-up of the drive has been prevented.
-
Run request is ON when a new application is loaded to the drive
.
Correcting measures:
-
Reset the fault and restart.
-
If the fault re-occurs, contact your local distributor.
F26 Start-Up
prevention
Possible cause:
-
Start-up of the drive has been prevented.
-
Run request is ON when a new application is loaded to drive
Correcting measures:
-
Cancel the prevention of the start-up if this can be done safely.
-
Remove Run Request.
F29 Thermistor
fault
The thermistor input of the option board has detected too high a motor temperature.
Possible cause:
-
LCL is overheated.
-
Thermistor cable is broken.
Correcting measures:
-
Check LCL cooling and load.
-
Check thermistor connection (If thermistor input of the option board is not in use it has to be
short circuited).