Mend > Home Heating Systems

Error message?

Boiler will not fire up. Error message C1

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heat water up in boiler keep flowing into radiators?

potterton suprima. put central heating on to heat up water in tank but in less than half an hour hot water s... [Read more]

Icos he15 no hot water?

No fault code, have replaced external thermostat and still no hot water or fault code, boiler just does fire u... [Read more]

Pilot light flashing?

CSI 85 (T) 780 series. When power on pilot light is flashing red? Pressure on 2 but water coming cold?

Worcester Green star stopped working?

Worcester Green star CD30 stopped working, it is showing the heat a 30 goes down when we run hot tap, but is n... [Read more]

Why has my Honeywell CM921 thermostat lost patches of its display?

My Honeywell CM921 thermostat has lost much of its display and can no longer be programmed. I have changed the... [Read more]

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How can I fix a Vokera linea combi boiler?

I have a Vokera linea boiler, the central heating seems to be fine, but we have no hot water. Does anyone know... [Read more]

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baxi combi boiler 105a hot water temperamental?

hot water either scalding or just runs cold when the tap is turned down especially showering this happens even... [Read more]

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How can I fix my Worcester 24i boiler leaking at air vent?

How can I fix my Worcester 24i boiler leaking water from the air vent

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How can I fix my valant ecoTEC exclusive 832 on F75 after changing sensor u?

how can I fix F75 on my ecoTEC exclusive 832. I have installed it 3 years ago. in the first 2 years it has fa... [Read more]

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EcoTEC pro 24 Vaillant bioler flashing F22, water level 0.4?

Hi - I need help. My new EcoTEC pro 24 Valliant boiler is flashing F22 and showing he water level to be 0.4. I... [Read more]

Halstead Ace hot water problems?

My Halstead Ace combi boiler will provide hot water when first required but if hot water's required again late... [Read more]

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Ideal independent c30 ?

Hi I've got a problem with the hot water, it comes on for around a minute then turns off. The flow swich flash... [Read more]

where is red reset button on Britisg Gas 330 boiler?

I have a F5 fault on my British Gas 330 boiler & read on here that you can fix it by pressing red button. I ha... [Read more]

Arisen mirco combi mffi 23?

my mirco combi mffi 23 arisen starts up fan runs ignition ok as it sparks but trys to light but does not fire ... [Read more]

error code 5 on maxol supacombi he 28?

hi all . error code 5 keeps coming on when the boiler is either heating up dhw or ch . flame is light and wate... [Read more]

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heating system?

vokrea boiler getting central working but cannot get hot water working for shower ect

home heating system?

central heating working but cannot get hot water for shower ect working

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Pilot light gone out on Worcester green star ri boiler?

Can anyone tell me how to reignite my Worcester greenstar ri boiler. There is no flashing fault light - just ... [Read more]

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Vokera HE35 has no heating but have hot water, how can I fix this?

Our boiler is not working properly on return from holiday we found we can only get hit water & no heating. I'... [Read more]