Reference Source

40 · FC 301/302 · WARNING

For 40 · FC 301/302 · WARNING, brand is Danfoss; model / series is FC 301/302; fault code is 40; fault name is Overload of digital output terminal 27; type is WARNING, verified against its source on 2026-09-01.

Brand
Danfoss
Model / series
FC 301/302
Fault code
40 verified
Fault name
Overload of digital output terminal 27 verified
Type
WARNING verified
Corrective action
Check the load connected to terminal 27 or remove the short-circuit connection. Check parameter 5-00 Digital I/O Mode and parameter 5-01 Terminal 27 Mode. verified
Sourcefiles.danfoss.com
Verified
Review by
DatasetIndustrial VFD fault and alarm codes by brand

What the source says

WARNING 40, Overload of digital output terminal 27

files.danfoss.com, retrieved 2026-09-01

Where each value comes from

The value above is stated away from the sentence quoted with the answer, so the passage that states it is shown here too.

Corrective action

Check the load connected to terminal 27 or remove the short-circuit connection. Check parameter 5-00 Digital I/O Mode and parameter 5-01 Terminal 27 Mode.

— all from files.danfoss.com, retrieved 2026-09-01

Source

Last verified against source: . Due for re-check by . This page as Markdown · OKF bundle · full dataset as JSON.