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

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VailantTurbomax VUW242 E Central Heating Problem?

My Turbomax will, but only on occassion, fire up to send water around the central heating system. Domestic Hot... [Read more]
Mend Heating, Home Heating Systems

boiler back to front?

i replced the main pcb and the fan on my ikon 23t boiler(all glow worm parts) and when i put it all back toget... [Read more]
Mend Heating, Convector Heaters

Why do i have heat when I dont need it???

When I switch the hot water on the central heating comes on too even though it is switched off and the dial tu... [Read more]
Mend Heating, Home Heating Systems

Problem with Vokera 80SP combi boiler?

My Vokera Excell 80SP has developed a fault in which I have no hot water or central heating. The pilot light i... [Read more]
Mend Heating, Home Heating Systems

Alpha 240eco - no hot water?

any advise out there? No hot water, but central heating is fine. would this be the HW sensor switch? once ... [Read more]
Mend Heating, Home Heating Systems

Loses pressure!?

When i switch my central heating off,my combi boiler(ferroli modena 102) loses pressure till its too low to op... [Read more]
Mend D.I.Y, Plumbing

what part do ineed?

I have a ferroli modena 102, when I switch my central heating on it runs for about 2 to 3 seconds and then cut... [Read more]
Mend Heating, Home Heating Systems

Potterton control panel not working?

A trip switch kept tripping the sockets and finally I discovered the screen on the Potterton control panel EP2... [Read more]
Mend Heating, Home Heating Systems

central heating boiler?

i have a potterton netaheat electronic and when i switch on the boiler i.e heating or hot water the ignition ... [Read more]
Mend Heating, Home Heating Systems

Baxi Solo 30/80 Boiler Fault?

With either water heating or central heating selected when the requirement for heat has been satisfied the boi... [Read more]
Mend Heating, Home Heating Systems

how do i repair my Vaillant Turbo Max VUW 242?

can you explain why i cannot get hot water when my central heating is turned off, i know the system has a safe... [Read more]
Mend Heating, Home Heating Systems

Can I change the dip switch setting on my Siemens RWB9?

I have a siemens RWB9 and I cannot get the Central Heating to come on without the hot water. Both lights come... [Read more]
Mend Heating, Home Heating Systems

potterton central heating?

When we have only hot water switch on, the radiators are still hot
Mend Heating, Home Heating Systems

baxi 80 central heating boiler wont switch off?

my baxi 80 boiler wont switch off, i have changed both the control panel and the timer switch and it is still... [Read more]
Mend Heating, Home Heating Systems

Saunier Duval Thema Condens F 30 E?

I have a Thema Condens F 30 E - The domestic hot water is only luke warm, however if I switch on the central h... [Read more]
Mend Heating, Home Heating Systems

how can i fix my britony 80/100 combi?

my central heating is fine. the hot water fluxuates between hot and cool. there is also a loud groaning noice ... [Read more]
Mend Heating, Home Heating Systems

Boiler firing up when programmer says off, and themo down?

Hey, My programmer (potterton) has been set for my hot water and heating to come on for a few hours each m... [Read more]
Mend Heating, Home Heating Systems

Halstead Finest Combi Boiler Locking Out?

When a hot tap is turned on and the central heating is not on or on demand, the hot water flows whenever a dem... [Read more]
Mend Heating, Home Heating Systems

Vokera Linear 28 - hot water ignition problems?

Hi Have a linear 28 (2002) usually works fine, occassionally change a part or two, but at present am stumped ... [Read more]
Mend Heating, Home Heating Systems

Halstead Finest Combi Boiler Locking Out?

When a hot tap is turned on and the central heating is not on or on demand, the hot water flows whenever a dem... [Read more]

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