Stiebel Eltron 10047

Critical

WPL / WPMsystem — Low-pressure monitor tripped during defrost.

Stiebel Eltron 10047: Low-pressure monitor tripped during defrost. This fault typically halts operation and needs immediate attention.

Possible causes

Refrigerant escaped / EXV not opening.

Check steps

Leak test & check defrost function.
Check EXV.

Affected parts

Kältemittel
Expansionsventil

Safety note

Follow F-Gas.

Source: Stiebel Eltron resmi servis kılavuzu — PDF p.2 (line 72-78): '10047 Wärmepumpe Der Niederdruckwächter hat im Abtauen ausgelöst. Möglicher Eintritt von Kältemittel...' Exact match.

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

Look up in Enthalio →

Related fault codes

High pressure limiter responded.10004 Low pressure switch triggered.10005 Compressor or starting contactor stuck.10002 Hot gas temperature exceeded the limit.10024 Frost protection monitor triggered in defrost 10015 HP does not rise above LP after compressor sta10027