Samsung · Split air conditioners · Samsung WindFree AR50F / AR60F / AR70F (wall-mounted split, R32)
C441Prohibit operation condition error (C/O)
Name in the manufacturer's documentation (service manual): Prohibit operation condition error (C/O)
[1]
In plain words (editorial)
The unit refuses to run in cooling because the operating conditions are outside the permitted range – the service manual says to check the temperature around the outdoor unit.
When to call a service technician: If the code appears in normal weather, contact an authorised Samsung service technician.
✎ editorial – written from the cited sources, not a manufacturer statement. Status: draft.
For technicians
Steps given by the manufacturer (source text)
- Check the temperature around the outdoor unit.[2]
⚠ Work on refrigerant circuits, mains electricity and PV DC wiring is for qualified technicians only.
The Polish page has more detail (plain-language explanation, safe checks, guides): Read in Polish →
Sources
Every statement has a footnote to the document and PDF page. “Quote verified” means the quote was found automatically in the text of that page.
- [1] Samsung – Split-type Air Conditioner Service Manual (indoor AR50F/AR60F/AR70F…C1A…NEU, outdoor …XEU), „GEO WIND FREE EU RS9 25R” (RS9 25R (2025-10-01, wg nazwy pliku)) , p. 20 manufacturer document – copy from a distributor quote verified
C441
- [2] Samsung – Split-type Air Conditioner Service Manual (indoor AR50F/AR60F/AR70F…C1A…NEU, outdoor …XEU), „GEO WIND FREE EU RS9 25R” (RS9 25R (2025-10-01, wg nazwy pliku)) , p. 78 manufacturer document – copy from a distributor quote verified
check the temperature around the outdoor unit.