Fault Codes / Stiebel Eltron

45 codes

WPL / WPMsystem

• 10002 — Compressor or starting contactor stuck.
• 10003 — Minimum low-pressure monitor tripped.
• 10004 — High pressure limiter responded.
• 10005 — Low pressure switch triggered.
• 10006 — Minimum mid-pressure monitor tripped.
• 10013 — Min. low-pressure monitor < 0.9 bar abs tripped.
• 10015 — Frost protection monitor triggered in defrost mode.
• 10023 — HP sensor exceeded the limit.
• 10024 — Hot gas temperature exceeded the limit.
• 10025 — High-pressure sensor value out of permissible range.
• 10027 — HP does not rise above LP after compressor start.
• 10028 — Superheat at evaporator outlet/compressor inlet too long below limit.
• 10029 — High deviation of EXV opening from the characteristic curve.
• 10034 — Flow rate monitoring (heat output/flow/return).
• 10042 — Condenser outlet sensor value out of range.
• 10047 — Low-pressure monitor tripped during defrost.
• 10048 — Low-pressure monitor tripped during cooling.
• 10049 — Anti-freeze pressure sensor activated.
• 10099 — Oil sump temperature sensor value out of range.
• 10108 — Low supply voltage at FES.
• 10115 — Communication with FES not working correctly.
• 10227 — Maximum number of CRC error detections reached (WPM).
• 10228 — Error communicating with real-time clock (RTC).
• 10495 — Insufficient flow rate to start cooling operation.
• 10503 — Safety assembly triggered a gas warning.
• 10511 — Fan failure detected (no RPM) — ventilation module.
• 20012 — Outlet monitor for HP compressor tripped.
• 20014 — Outlet monitor for LP compressor tripped.
• 20022 — Start-error monitor for HP compressor tripped.
• 20033 — Minimum flow temperature undercut (setpoint 6.5 °C).
• 20037 — "Rotor stuck" monitor for LP compressor tripped.
• 20041 — "Rotor stuck" monitor for HP compressor tripped.
• 20045 — Compressor speed deviation (setpoint/actual) — LP compressor.
• 20050 — Min. flow temperature monitor (heat source).
• 20051 — Min. return temperature monitor (heat source).
• 20057 — Inverter main fault: IGBT overcurrent.
• 20058 — Inverter main fault: PFC IGBT overcurrent.
• 20064 — Inverter main fault: desaturation.
• 20065 — Inverter main fault: inverter IGBTs overtemperature.
• 20067 — Inverter main fault: rotor not turning as expected.
• 20073 — Inverter main fault: motor overspeed.
• 20077 — Inverter minor fault: compressor scroll overtemperature.
• 20100 — Low pressure below the SOA-LP limit.
• 20104 — High pressure above the SOA-HP limit.
• 30054 — Compressor thermistor protection relay triggered.