84 · FC 301/302 · ALARM

For 84, model / series is FC 301/302; type is ALARM; brand is Danfoss; fault name is No safety option, verified against its source on 2026-10-10.

Brand: Danfoss
Model / series: FC 301/302
Fault code: 84 verified
Fault name: No safety option verified
Type: ALARM verified
Cause: The safety option was removed without applying a general reset. Reconnect the safety option. verified

Verified2026-10-10

Review by2028-10-09

What the source says

ALARM 84, No safety option

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

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

Cause

The safety option was removed without applying a general reset. Reconnect the safety option.

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

Last verified against source: 2026-10-10. Due for re-check by 2028-10-09. This page as Markdown · OKF bundle · full dataset as JSON.