Stiebel Eltron 10002

Critical

WPL / WPMsystem — Compressor or starting contactor stuck.

Stiebel Eltron 10002: Compressor or starting contactor stuck. This fault typically halts operation and needs immediate attention.

Possible causes

Welded contacts on contactor K1/K2.
Defective starting contactor.

Check steps

Check contactors K1 & K2.
Replace defective contactor.

Affected parts

Schütz K1
Schütz K2

Safety note

Mains at contactors – isolate unit.

Source: Stiebel Eltron resmi servis kılavuzu — PDF p.2 (line 12): '10002 Wärmepumpe Verdichter- oder Anlaufschütz klebt. Schütz K1 und K2 kontrollieren.' 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 Hot gas temperature exceeded the limit.10024 Frost protection monitor triggered in defrost 10015 HP does not rise above LP after compressor sta10027 Compressor thermistor protection relay trigger30054