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We have 225 questions about mending 'main boiler hot'

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Mend Heating, Home Heating Systems

Main combi eco boiler?

domestic hot watter runs hot for a minute or so then just goes cold with no fault signal
Mend Heating, Home Heating Systems

Baxi Solo 70/4 failure?

On Xmas eve boiler main or pilot solenoid started loud clicking/knocking with main burner flashing on/off voil... [Read more]
Mend Heating, Home Heating Systems

Replace bath tap inner valve, combi boiler? Worcester heatslave 12/14?

Hi, I want to replace a loose tap inner valve, Can I turn off main water supply to house with a combi boiler? ... [Read more]
Mend Heating, Home Heating Systems

How to reset Boss Thermostat BRTRF that lost communication?

Had a power cut last night and now thermostat wont work and boiler wont come on for heating only for hot water... [Read more]
Mend Heating, Home Heating Systems

Midas Sfi combi wont light?

I have a Madas Sfi combi boiler (20 years old i think) the problem is the hot water wont work. i run through t... [Read more]
Mend Bathroom Appliances, Baths and Showers

vaillant boiler trips house electrics when hot tap on?

When i put hot tap on or fire up the heating the main rcd trips on the fuse board.any ideas
Mend Heating, Home Heating Systems

Main combi boiler ?

Why is my boiler sending hot water to my radiators when I only want hot water to my taps. The heating is turne... [Read more]
Mend Heating, Home Heating Systems

Saunier Duval Combi Boiler Pressure Rises?

Hi Hopefully someone can answer this problem for me please? I have a Saunier Duval Thema Condens F30e Bo... [Read more]
Mend Heating, Home Heating Systems

Alpha CB24 Flashing Indicator Neons, No Hot Water/Heating, please help?

On sunday I discovered my Alpha CB24 had no power. On inspection, the main terminal fuse had blown. With a bit... [Read more]
Mend Heating, Home Heating Systems

Hot water but not central heating . . ?

I have just moved into a flat which has a Sabre 29HE Plus combi boiler. It is heating the water but when I sw... [Read more]
Mend Heating, Home Heating Systems

Main Combi 24 HE won't light on resetting?

Can anyone point me in the right direction? My Main Combi 24HE has 'Flame Failure' lit. On resetting, the boil... [Read more]
Mend Heating, Home Heating Systems

please help with my vokera boiler?

Hi can anyone help me with my boiler problem my boiler is a vokera compact 24 been having problems for about a... [Read more]
Mend Heating, Home Heating Systems

RSF 82-ET intermittent heating and hot water?

My ravenheat RSF 82-ET boiler has had intermittent problems providing DHW and CH in the last few days, it is n... [Read more]
Mend Heating, Home Heating Systems

vokera boiler?

Hi I have a vokera compact 24 that goes red after ten min running on heating it does it on hot water aswell bu... [Read more]
Mend Heating, Home Heating Systems

How can I repair a Main combi 24 he?

The boiler works for about a minute but then cuts out as if it were up to temperature. The same thing happens ... [Read more]
Mend Heating, Home Heating Systems

how can i fix my boiler its a baxi megaflo 28?

i have a baxi megaflo 28 which will heat my hot water and downstairs radiators but when i select heating upsta... [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, Home Heating Systems

Pilot light goes out?

My mother-in-law has a Main BF water heater which is nearly 2 years old. When boiler was 10 months old the gas... [Read more]
Mend Heating, Home Heating Systems

why am I losing pressure on my Main Combi 24 HE?

Our boiler is barely 18 months old but we've had constant problems with the noise and pressure. it is now at t... [Read more]
Mend Heating, Home Heating Systems

potterton combi boiler trips mains electric when hot water tap on?

the boiler was working fine then it started to trip main fuse box when hot tap was used. any ideas to why this... [Read more]
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