Vaillant · Heat pumps · Vaillant aroTHERM plus with uniTOWER plus
S.287Fan 1: Wind
Name in the manufacturer's documentation (service manual): Fan 1: Wind
[1]
In plain words (editorial)
Before starting, the outdoor fan is already turning at 50 rpm or more – the manual says this may be caused by strong wind.
When to call a service technician: No action needed in windy weather.
✎ editorial – written from the cited sources, not a manufacturer statement. Status: draft.
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] Vaillant uniTOWER plus VIH QW 190/6 E – Operating, installation and maintenance instructions (0020291525_05) (0020291525_05) , p. 58 official manufacturer document quote verified
S.287 Fan 1: Wind
- [2] Vaillant uniTOWER plus VIH QW 190/6 E – Operating, installation and maintenance instructions (0020291525_05) (0020291525_05) , p. 58 official manufacturer document quote verified
Before starting, the fan rotates at a speed of 50 rpm or
- [3] Vaillant uniTOWER plus VIH QW 190/6 E – Operating, installation and maintenance instructions (0020291525_05) (0020291525_05) , p. 58 official manufacturer document quote verified
Before starting, the fan rotates at a speed of 50 rpm or higher