Samsung · Heat pumps · Samsung EHS Mono R32 (air-to-water monobloc)
919Error that the set temperature for disinfection operation is not reached, or, after reaching, the temperature fails to continue for the requested time
Name in the manufacturer's documentation (service manual): Error that the set temperature for disinfection operation is not reached, or, after reaching, the temperature fails to continue for the requested time
[1]
In plain words (editorial)
The disinfection (anti-legionella) cycle did not reach its set temperature, or did not hold it for the required time.
When to call a service technician: If it repeats, ask the installer to check the hot water heating and its settings.
✎ editorial – written from the cited sources, not a manufacturer statement. Status: draft.
For technicians
Detection conditions (source text)
- Disinfection set temperature not reached, or not maintained for the requested time[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 EHS R-32 Mono Outdoor (AE***RXYDEG/DGG) – Installation manual (DB68-08408A-07 (2024-01-10)) , p. 44 official manufacturer document quote verified
919 Error that the set temperature for disinfection operation is not reached, or, after
- [2] Samsung EHS R-32 Mono Outdoor (AE***RXYDEG/DGG) – Installation manual (DB68-08408A-07 (2024-01-10)) , p. 44 official manufacturer document quote verified
reaching, the temperature fails to continue for the requested time