Boiler Error Codes

Potterton Boiler Error Codes

Potterton Boiler Error Codes

Promax Combi, System, and Store Error Codes Fault Code Possible Cause E10 Outdoor sensor error E20 Central heating thermistor sensor fault E28 Flue thermistor fault E50 Domestic hot water sensor fault E110 Boiler overheat tripped E119 System pressure too low E125 Primary water circulation fault E130 Flue thermostat sensor tripped (lockout) E131 Flue overheat lockout …

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Baxi Boiler Error Codes

Baxi Boiler Error Codes

Baxi Boiler Error Codes Fault Code Possible Cause E20 Central heating NTC error E28 Error with the NTC (Negative Temperature Coefficient) flue, air pressure switch or blocked flue or condensate E50 Hot water NTC (Negative Temperature Coefficient) error E110 Thermostat operated safety E119 Water pressure switch error – not operated. E125 Primary circuit error circulation …

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Vaillant Boiler Error Codes

Vaillant Boiler Error Codes

Combining British manufacturing with German engineering, Vaillant’s award-winning combination, system and open vent boilers are renowned for their reliability, performance and efficiency. Occasionally some things can go wrong, that’s why we’ve created our handy at-a-glance table of Vaillant error codes below. Turbomax plus 824/828EEcoMax Pro 18/28EEcomax Pro 828EVaillant EcoTEC 65kW Error CodesVaillant EcoTEC Pro / …

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Vaillant ecoTEC F75 Fault Code Explained

Vaillant ecoTEC F75 Fault Code – Explained

The Vaillant F75 error is a fairly common fault code on Vaillant ecoTEC boilers. It can also be quite a frustrating fault as it has a number of potential causes and therefore a number of different remedies.  Here’s Vaillant’s official explanation of the fault direct from the manual:  Fault code Meaning Possible reasons for the …

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