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We have 489 questions about mending 'switch help central heating'

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Mend Heating, Home Heating Systems

How can I fix a Potterton Prima F Boiler?

I have a Prima F Boiler. The problem I am having is when I call for either hot water or central heating the f... [Read more]
Mend Heating, Home Heating Systems

My boiler pump runs continuously and fires even when timer switch is off?

I have a potterton boiler, potterton time switch with HW and CH having separate controls. The boiler recently... [Read more]
Mend Heating, Home Heating Systems

Why does my boiler go g-g-donk and then lock out?

My Chaffoteaux & Maury Britony combi has an intermittent problem. About a minute after turning hot water off, ... [Read more]
Mend Heating, Home Heating Systems

i cant get no hot water from my britony combi 80?

can anyone help when i switch hot water on and run the hot tap, water is cold and the central heating comes on... [Read more]
Mend Heating, Home Heating Systems

Heating stays on?

The boiler keeps the heating on, even when the switch is just set for heating the water only. What could be t... [Read more]
Mend Heating, Home Heating Systems

How can I fix my central heating boiler?

Hello, when I switch my boiler to water only the heating comes on aswell? Can you tell me what the problem is?... [Read more]
Mend Heating, Home Heating Systems

Potterton Suprima 50?

Hi, I have a Potterton Suprima 50 that was constantly locking out. The upgraded PCB sorted that problem but no... [Read more]
Mend Heating, Home Heating Systems

ariston boiler - dangerous? Turn off heating?

My Ariston boiler heats water on demand and central heating. The boiler keeps coming on and heating up the ra... [Read more]
Mend Heating, Home Heating Systems

how can i fix my boiler, vaillant, turbomax plus 824e?

everything has been fine with this boiler since 2003, until this morning, when i woke up to no hot water and t... [Read more]
Mend Heating, Home Heating Systems

Central heating and hot water seems connected. When i switch off my heating?

Central heating and hot water seems connected. When i switch off my heating the hot water stops. We dont want ... [Read more]
Mend Heating, Home Heating Systems

Baxi 80E heating is on constantly even with timer switch in off position?

Central heating pump is constantly running. Boiler lights up intermittently, runs for few seconds, then flame ... [Read more]
Mend Heating, Home Heating Systems

Jaguar 23kW: Using hot water tap triggers central heating to come on?

When i use the hot water i then turn off the tap. About 30% of the time i find the central heating comes on. T... [Read more]
Mend Heating, Home Heating Systems

Worcester 24i rsf ignition Problem?

This boiler is 'hunting' when the hot tap is turned on, it does eventually light, but my wife is getting so fe... [Read more]
Mend Heating, Home Heating Systems

Home Heating Systems?

I've turned my Vaillant Turbomax boiler onto summer mode but when I open a tap the system fires up and stays t... [Read more]
Mend Heating, Home Heating Systems

Vaillant Turbo Max VUW 242/1E, 282/1E?

This is a similar question to one already posted. The central heating works fine. Unfortunately no DHW. Answe... [Read more]
Mend Heating, Home Heating Systems

No hot water with Worcester 28Si?

We have a Worcester 28Si and are now getting no hot water at all. It started a while ago. The central heating... [Read more]
Mend Heating, Home Heating Systems

Heating keeps going off?

My central heating & hot water are not coming on if I turn them on at the wall or on the set timer. However, i... [Read more]
Mend Heating, Home Heating Systems

worcester 28si II boiler?

from a cold start my worcester boiler pressure is 1 bar, but when i switch the central heating on and it warms... [Read more]
Mend Heating, Home Heating Systems

Boiler creating air?

Need some advice concerning my central heating/water boiler. The system is fired by a Glow-worm Fuelsaver 30-... [Read more]
Mend Heating, Home Heating Systems

baxi 105e not changing over to central heating?

boiler appears to be stuck on hot water even though central heating his selected and time clock and thermostat... [Read more]
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