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Verified boiler fault-code guides
Choose a supported model and code to read the catalogue entry and its source documents.
Baxi · Duo-tec Combi
- Baxi E133E133 indicates a gas supply fault.
- Baxi E118E118 indicates low water pressure below 0.5 bar.
- Baxi E110E110 indicates the boiler maximum temperature was exceeded for the temperature gradient, with a probable jammed pump or air in the circuit; the safety thermostat sensor has tripped.
- Baxi E125E125 indicates a water-circulation fault.
- Baxi E160E160 indicates a fan fault.
- Baxi E119Water pressure switch not operated; primary pressure below 0.5 bar.
- Baxi E20Central heating temperature sensor (NTC) fault.
- Baxi E50Hot water temperature sensor (NTC) fault.
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