How to mend Combi Boiler Heating System Thermostat

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Central heating Potterton Promax Combi HE boiler has gone down - no heat at?

Hi, can you please advise how I can fix my central heating which has gone off and showing fault E119 low syste... [Read more]

1

How can I upgrade my Worcester 350 heater control?

We have a Worcester 350 combi-boiler with a UT2 single-channel time switch to control the central heating. Tem... [Read more]

1

Programming Honeywell CM921?

Hi: The heating engineer installed this unit during installation of a new boiler. This is a 1 day wireless pro... [Read more]

3

No water in hot water tank?

Hi there, I have a problem... lol I'm afraid I'm going to err on the side of giving too much information... [Read more]

boiler fault ariston a/23 mffi?

Dear all, Could you please advise. My daughter has a Euro combi A/23 MFFI boiler that works for... [Read more]

Vaillant VCW GB 182E Combi Boiler?

The boiler provides hot water on demand but the central heating will not come on despite the boiler, thermosta... [Read more]

1

How can I get the heating to work?

I have a Range Powermax combi bolier system. I have come to turn the heating on for the first time since Febru... [Read more]

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combi boiler noisy?

I have a 'Ferroli combi 77.FF boiler 75446' It continually makes a noise from the moment I switch it on, maki... [Read more]

2

Potterton combi boiler, radiators won't heat up?

My partner and I have just renovated a house and it is on the market, the heating system was installed in the ... [Read more]

3

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]

1

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]

3

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]

51

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]

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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]

3

Boiler keeps going on & off?

ALPHA 280E - COMBI BOLER When my CH & or DHW is on the boiler fires then when reaches temperature stops - it ... [Read more]

1

i can get hot water but no heating on my baxi bermuda combi?

has any one got a copy of the wiring diagram for this boiler i have 240 all through system apart from temp the... [Read more]

4

How can i fix my Ideal response 80 boiler?

Hi I was hoping someone could help me please. My combi boiler has stopped working today. The lights are on ... [Read more]

1

How can I fix my Worcester 240 Combi boiler?

When the heating is on I have hot water but if I turn the thermostat down and the heating goes off I have no h... [Read more]

4

My CH boiler keeps blowing out when its windy outside!?

Hi, I hope someone can help me with this one. I have an old Baxi Wm 381 RS CH boiler in a house we just moved ... [Read more]

1

Potterton Puma 80 combi boiler hi press problems?

When Central heating turned on from cold my system has an initial hi press surge (1-3.5bar), after header temp... [Read more]