Stiebel Eltron 10227

High

WPL / WPMsystem — Maximum number of CRC error detections reached (WPM).

Stiebel Eltron 10227: Maximum number of CRC error detections reached (WPM). This fault noticeably affects operation.

Possible causes

Heat pump manager faulty.

Check steps

Replace heat pump manager (WPM).

Affected parts

Wärmepumpen-Manager (WPM)

Safety note

Isolate power.

Source: Stiebel Eltron resmi servis kılavuzu — PDF p.2 (line 95-98): '10227 WPM Maximale Anzahl CRC-Fehlererkennungen erreicht. Wärmepumpen-Manager defekt...' Exact match.

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

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