Wolf 729

Medium

CHA / BWL — Rotating field (S-VÜW) — compressor produced no output after switching on.

Wolf 729: Rotating field (S-VÜW) — compressor produced no output after switching on. This fault usually isn't an immediate stop, but should be checked soon.

Possible causes

Incorrect phase sequence or compressor mechanically blocked.

Check steps

Check phase sequence, verify compressor for free rotation.

Affected parts

Verdichter

Safety note

Isolate power before testing.

Source: Wolf Fehlercode-Liste (offizielle Wolf-Dokumentation), Abschnitt "Fehlercodes der Wärmepumpen BWL" (emax-haustechnik.de Spiegel)

Reviewed by Anıl Güzeldemir — in the refrigeration machine room since 2006, developer of Enthalio.

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