249 · FC 301/302 · WARNING
For 249 · FC 301/302 · WARNING, brand is Danfoss; model / series is FC 301/302; fault code is 249; fault name is Rect. low temperature; type is WARNING, verified against its source on 2026-09-01.
- 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