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Expand file tree Collapse file tree Original file line number Diff line number Diff line change @@ -480,6 +480,14 @@ was visible before:
480480 unit 2 runs hot water - it uncouples itself from the hydraulics for a DHW run
481481 while unit 1 keeps heating. It becomes live the moment a tank is configured
482482 there, which is worth knowing before that day and not after it.
483+
484+ ** It stays as it is, deliberately** (owner, 2026-08-31). Correcting it is not
485+ possible without first enabling the tank connection on unit 1 - and that would
486+ mean configuring hardware that is not there, which is precisely the fault that
487+ took unit 2 down that morning. Tidying the value would risk the very failure
488+ the value documents. The topic is what makes leaving it safe: it reports the
489+ setting without anyone having to open a menu, so if a tank is ever fitted
490+ there, the state is known before it is needed rather than after.
483491* ** Heater capacity read ` 9 kW ` on unit 1 against ` 3 kW ` on unit 2** - and this
484492 one turned out to be the sharpest argument for reading these bytes at all.
485493 This model only ships with a 3 kW backup heater, so unit 1 was configured for
Original file line number Diff line number Diff line change 5555// der gemeinsame Ausgangszustand beider Anlagen. An WP1 ist er
5656// derzeit folgenlos: dort haengt kein Speicher (TOP10 = -128, TOP58
5757// Blocked, TOP91 = 0 Stunden). Er wird scharf, sobald dort ein Tank
58- // konfiguriert wird.
58+ // konfiguriert wird - und BLEIBT BEWUSST STEHEN (Owner,
59+ // 2026-08-31): Den Menuepunkt gibt es erst nach Freigabe der
60+ // Tank-Verbindung, und die freizugeben hiesse, Hardware zu
61+ // konfigurieren, die es nicht gibt. Genau daran ist WP2 an diesem
62+ // Morgen ausgefallen. Das Aufraeumen des Wertes wuerde also den
63+ // Fehler riskieren, den der Wert dokumentiert.
5964// - Die Heizstab-Leistung las an WP1 9 kW, an WP2 3 kW - und dieser
6065// Befund ist das schaerfste Argument fuer die ganze Aenderung.
6166// Diesen Geraetetyp gibt es nur mit 3 kW; WP1 war also auf Hardware
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