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We have 204 questions about mending 'boiler thermostat heat'

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Pages 1110987
Mend Heating, Convector Heaters

Micron 50ff cutting out before room up to temperature?

Hello all; have an old 50ff although in the last year it has had fitted a new air pressure switch, new fan, ne... [Read more]
Mend Heating, Home Heating Systems

My Boss therm BR1 receiver works erratically?

My new Boss thermostat controls work erratically. Normally the BR1 receiver shows a green light at the top ( I... [Read more]
Mend Heating, Home Heating Systems

My heating is on?

Thermostat is turned off so the central heating shouldn't be on. However the radiators are all giving out heat... [Read more]
Mend Heating, Home Heating Systems

Main 30 combi fault?

My boiler runs continuously even though the thermostat is not calling for heat, does anybody out there have an... [Read more]
Mend Heating, Home Heating Systems

My wireless vokera thermostat is not working?

The receiver is not picking up the transmitter. I have reset it but still not working. What should the light s... [Read more]
Mend Heating, Home Heating Systems

How can I solve the intermittent fault on my potterton profile 40e?

Once started up the boiler runs ok until it is shut down by the time switch or the room thermostat. When the t... [Read more]
Mend Heating, Home Heating Systems

error message?

my siemens thermostat is showing ERR message and not calling heat from the boiler?
Mend Heating, Home Heating Systems

How can I fix my Glowworm 70FF boiler?

Hi. My boiler does not always start running when the programmer and thermostat are both "ON". The programmer l... [Read more]
Mend Heating, Home Heating Systems

heating only comes on if hot water on?

we had a new worcester greenstar boiler and system installed by british gas a few years ago. we have a control... [Read more]
Mend Heating, Home Heating Systems

No heating or hot water on system boiler?

I have a system boiler and at present I am calling for heating and hot water and am getting nothing. the pilot... [Read more]
Mend Heating, Home Heating Systems

how can I fix Baxi Platinum Combi boiler?

My Baxi Platinum Combi HE a boi;er is giving hot water but no heat to radiators.The thermostat control isnt ta... [Read more]
Mend Heating, Home Heating Systems

Baxi Combi Boiler - Bahama 100, why is there no heating or hot water?

Power light and orange ignition light is on. No error lights are displayed although there is no hot water and ... [Read more]
Mend Heating, Home Heating Systems

home heating?

hi my Halstead hero 60 when the time clock /thermostat call for heat the Boiler fires up, but when it cuts out... [Read more]
Mend Heating, Home Heating Systems

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]
Mend Heating, Home Heating Systems

Why has Heat Exchanger on IDEAL ISAR HE24 gone?

So... At the end of 2008 (early December, so about 4.5 years ago). We had central heating installed for the... [Read more]
Mend Heating, Home Heating Systems

RC1 and WR1 thermostat keeps switching to alarm, despite constant resets!?

Hello, I hope someone might be albe to help me. I have noticed that my heating alarm LED keeps coming on a... [Read more]
Mend Heating, Home Heating Systems

No power to Grant oil boiler?

Hi, our 12 yr old Grant oil boiler just suddenly doesn't have any power...checked all supply to it, all seems ... [Read more]
Mend D.I.Y, Plumbing

Permanent F5 fault?

I have a Glowworm 18hxi boiler with a Systemate 2000 Gledhill system. Boiler keeps failing with F5 fault. Ha... [Read more]
Mend D.I.Y, Plumbing

hot water?

Linea 24 combi,central heating up ok,water is warm then cold when i run the bath and boiler cuts out water is ... [Read more]
Mend Heating, Home Heating Systems

Query boiler not giving heat or hot water?

I have a Saunier Duval F24E:2 and the red and green lights as on constantly. The thermostat is showing at 21 ... [Read more]
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