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We have 322 questions about mending 'heating starts hot'

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Mend Heating, Home Heating Systems

ICOS HE15- Boiler ignition banging?

Have Icos HE15 boiler. 2+ years old. Regularly serviced. Works OK on heating + hot water but has a problem wit... [Read more]
Mend Heating, Home Heating Systems

Tripping out problem on my vokera ?

Every time I turn my hot water tap on or my central heating comes on the pump starts runs and then the boiler ... [Read more]
Mend Heating, Home Heating Systems

i have a Halstead Hero 50 boiler,which fails to ignite?

The pump starts, however the boiler fails to ignite, doesnt even click to try and ignite. If i turn the temper... [Read more]
Mend Heating, Home Heating Systems

Halstead Eden CBX32 ?

Had to keep turnung my boiler off as it starts up by itself when no heating or hot water being run, it then sw... [Read more]
Mend Heating, Home Heating Systems

How can I fix my boiler, saunier duval, thermaclassic F 30 E?

My boiler is a Saunier Duval thermaclassic F 30 E. Hot water is fine but the central heating won't come on. Th... [Read more]
Mend Heating, Home Heating Systems

boiler noise?

my combi boiler makes a loud noise like an aeroplane diving when I turn on the hot water tap, when the water g... [Read more]
Mend Vehicles, Cars

Galaxy Overheating?

Can anyone help please Problem – Ford Galaxy 1.9tdi See also Ford Galaxy owners club page – a few w... [Read more]
Mend Heating, Home Heating Systems

Potterton Suprima 30 cutting out- green flashing light?

Hi, I hope you can help. I've just had a new PCB fitted and now when the demand is on for either the hot water... [Read more]
Mend Heating, Home Heating Systems

Boiler Problem?

I have a Glow-Worm Ultimate 120FF central heating boiler that stopped working last week. Under my Direct Line ... [Read more]
Mend Heating, Home Heating Systems

How can I fix my Puma 100e combi boiler from constantly turning on and off?

I have monitored the running of the boiler for over 30 minutes and it fires up and stays on for 30 seconds the... [Read more]
Mend Heating, Home Heating Systems

Baxi Solo RS Overheat cut out operates - specific conditions?

I have a Baxi Solo RS boiler - about 15 years old. System starts up every morning OK about 6:30am. Heating i... [Read more]
Mend Heating, Home Heating Systems

baxi 105e?

the push rod on the dhw differential valve will only operate the microswitch when heating is on also pressur... [Read more]
Mend Heating, Home Heating Systems

sabre 25e starts up but red light comes on - shuts down?

boiler starts up as normal and runs for about 10 mins before burner turns off and red light comes on this happ... [Read more]
Mend Heating, Home Heating Systems

Vaillant Turbomax constant ignition?

I have a Turbomax 242 with an intermittant fault which has now become permanent. when the boiler is switched i... [Read more]
Mend Heating, Home Heating Systems

cYCLING PROBLEM?

The boiler is an Ariston A27/MFFI Eurocombi. The boiler is fine on the hot water side but when the heating is ... [Read more]
Mend Heating, Home Heating Systems

How can i fix my Prima F40 boiler?

I have a potterton prima F40 boiler, upon switching on the hot water or central heating the boiler takes on av... [Read more]
Mend Heating, Home Heating Systems

lack of hot water?

i have an ariston euro combi a-23mffi central heating ok,but when i run the hot water tap takes 1-3 minutes to... [Read more]
Mend Heating, Home Heating Systems

baxi combi boiler?

i have a baxi combi boiler it works great on the central heating, but when i want hot water it starts off hot ... [Read more]
Mend Heating, Home Heating Systems

Hot water?

Central heating ok. Hot water starts off hot then goes cold then hot then cold, not consistant.
Mend Heating, Home Heating Systems

Ravenheat 85 CSI Cutting out cycle on Heating only?

Hot water is OK Heating... it will click, pump starts, fan starts, gas is released at the higher pressure and... [Read more]
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