Fault Codes / Stiebel Eltron / 20022

Stiebel Eltron 20022

Critical

WPL / WPMsystem — Start-error monitor for HP compressor tripped.

Stiebel Eltron 20022: Start-error monitor for HP compressor tripped. This fault typically halts operation and needs immediate attention.

Possible causes

Supply voltage too low / mains impedance too high.

Check steps

Check supply voltage & compressor startup.

Affected parts

Verdichter

Safety note

400V — isolate power.

Source: Stiebel Eltron resmi servis kılavuzu — Stiebel Eltron 'WPM Meldungsliste', DOC-00081866, V2.7, p.3: '20022 Wärmepumpe — Wächter Start-Fehler für HD-Verdichter hat ausgelöst.'

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