249 · FC 301/302 · WARNING
For 249, model / series is FC 301/302; type is WARNING; brand is Danfoss; fault name is Rect. low temperature; cause is The temperature of the rectifier heat sink is lower than expected, verified against its source on 2026-10-10.
- Brand
- Danfoss
- Model / series
- FC 301/302
- Fault code
- 249 verified
- Fault name
- Rect. low temperature verified
- Type
- WARNING verified
- Cause
- The temperature of the rectifier heat sink is lower than expected. verified
- Corrective action
- • Check the temperature sensor. verified
What the source says
WARNING 249, Rect. low temperature
— files.danfoss.com, retrieved 2026-09-01
Where each value comes from
This source states these in separate places, so each value is shown with the passage that states it.
Cause
The temperature of the rectifier heat sink is lower than expected.
Corrective action
• Check the temperature sensor.
— all from files.danfoss.com, retrieved 2026-09-01
Source
- files.danfoss.comhttps://files.danfoss.com/download/Drives/MG33MO22.pdf