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Mend Boiler Working Thermostat

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We have 263 questions about mending 'boiler working thermostat'

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Mend potterton boiler heat

How can i fix my potterton kingfisher bolier?

Please help! My boiler is heating the water but no heat is going through to the radiators.I have been told tha... [Read more]
Mend bolier not heat up hot water

Bolier does not heat up hot water?

I visited my parents over the weekend and noticed that there was a loud grinding type noise coming from their ... [Read more]
Mend hot help radiators

sime 80 format boiler-no hot water?

Can anybody help my water no longer heats up. The radiators are working fine so i presume this can be fixed. W... [Read more]
Mend pressure worcester falling

Why does pressure in worcester 240 keep falling?

My boiler is about 12 years old and I have to refill the pressure on a very regular basis(every few days). Wha... [Read more]
Mend we hot water we turn heating not

We get hot water when we turn on the heating but not otherwise?

If we turn on the external heating thermostat, the central heating system works (boiler fires and radiators co... [Read more]
Mend boiler call water

How can I fix my Vaillant Turbomax Plus 8246 Boiler?

My Vaillant Turbomax boiler is only responding to the call for instant domestic hot water, the heating is not ... [Read more]
Mend heating system wall

how can i fix my heating system?

in an attempt to take the radiator off the wall we broke the opposite end of the thermostat valve,we turned th... [Read more]
Mend ideas years fine

Ravenheat CSI-85 Combi, erratic operation, any ideas?

Boiler now 2 years old. Works fine generally, however it has now started to operate even when the settings sa... [Read more]
Mend modena 80 e ferroli boiler

How can I fix my modena 80 e ferroli boiler?

My central heating boiler is not working. I have switched the thermostat on and the boiler is not firing up. T... [Read more]
Mend combi boiler switched hot

Faulty Ideal Classic NF80 Combi Boiler?

Hi, our boiler will not work properly. When it is switched for hot water only it fires even if the water is no... [Read more]
Mend Heating, Home Heating Systems

Fitting a programmable thermostat on a Vaillant Turbomax 824E?

I've got a Turbomax plus 824E which is working well for me - but the timer on it is from the stone ages and th... [Read more]
Mend working boiler pilot fan

Sime Superior 50 heating not working?

We have a Sime Superior 50 boiler which lights up every now and then. The Pilot is alight. Fan seems to be w... [Read more]
Mend hot water switched

boiler not staying alight for long when hot water switched on?

when the hot water is switched on the boiler lights ok but only stays on for short period of time. water does ... [Read more]
Mend worcester plate heat exchanger

Worcester 350 Combi Plate heat Exchanger - Is engineers diagnosis correct ?

We have a Worcester 350 Combi and recently when we have been running the hot water the system has been overhea... [Read more]
Mend boiler heating hot water not radiators

My boiler is heating the hot water but not the radiators?

I have a Glow-worm conventional boiler but at the moment the boiler is heating the hot water but not the centr... [Read more]
Mend receiver boiler working

How can i make my vokera receiver recognize the RF unit room thermostat?

I have a vokera boiler and wireless room thermostat. All was working well until 2 days ago. Changed batteries ... [Read more]
Mend 80 help again

Ferroli modena 80e 80 e HELP AGAIN !!!!!!?

ok, eventually i got fed up and called out british gas, fixed charge call out they replaced my gas valve (got... [Read more]
Mend boiler open problems

Glowworm back boiler & open fire Problems with lighting & Dust?

We have had our glowworm inset bbu50 open fire and back boiler for 7 years. We have had numerous problems, 2 ... [Read more]
Mend ravenheat problem combi

Ravenheat CSI 85AT boiler tripping problem?

Ravenheat condensing combi boiler CSI 85AT fault? My 1.5 year old boiler has developed a random & intermitt... [Read more]
Mend ravenheat boiler 15

Ravenheat condensing combi boiler CSI 85AT fault?

My 1.5 year old boiler has developed a random & intermittent tripping fault, in both modes of heating (i.e. CH... [Read more]
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