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We have 552 questions about mending 'runs hot boiler'

How to mend ... Runs Hot Boiler

Mend Heating, Home Heating Systems

Intermittent hot water problem?

I have a worcester boiler (can't remember model name) which seems to have an intermittent problem where shower... [Read more]
Mend D.I.Y, Plumbing

How do i get rid of brown water?

when i run the hot water in my bath, the water runs brown. its not the boiler, as the water is clear in other ... [Read more]
Mend Heating, Home Heating Systems

luke warm water?

My Ferrolli Boiler dosn't have constant hot water,It runs hot then cold and every time I get into the bath it ... [Read more]
Mend Heating, Home Heating Systems

halstead ace bolier lockout problems?

the boiler has gone into lockout mode consistently, i have reset via the button underneath the boiler, runs fo... [Read more]
Mend Heating, Home Heating Systems

water runs hot then cold?

My Ferrolli Boiler is doing my head in the water runs hot then cold .ai was told by a plummer that it was my c... [Read more]
Mend Heating, Convector Heaters

water too hot?

i have a Sime Boiler the hot water is too hot and the boiler runs all the time
Mend Heating, Home Heating Systems

Keston boiler lockout code E00?

Keston boiler C40 is fine on hot water only but when it goes onto central heating it runs for a while then goe... [Read more]
Mend Heating, Home Heating Systems

Not switching back to Central heating when you use the hot water?

I have a Baxi combi instant 105e and if i use the hot water when the central heating is on it does not switch ... [Read more]
Mend Heating, Home Heating Systems

how can I fix it Chaffoteatux Brtiany combi 80?

the boiler has just been serviced working well. howver the same fault has occurred. the boiler runs switched ... [Read more]
Mend Heating, Home Heating Systems

hot water but no central heating on cb28 alpha combi?

checked micro switch and removed and cleaned diverter value, boiler runs on heat and water.and stops on boiler... [Read more]
Mend Heating, Home Heating Systems

What is the problem with my baxi 105e instant, ?

In hot water mode everything seems to function as it should however when central heating is required the boile... [Read more]
Mend Heating, Home Heating Systems

heating probs?

I have a Chafetaux Britony combi boiler that works fine when you need hot water. The problem sarts when you sw... [Read more]
Mend Heating, Home Heating Systems

Glowworm swift flow combi boiler?

Hot water runs and then boiler goes off(green light out) when you bang the boiler case sometimes the boiler wi... [Read more]
Mend Heating, Home Heating Systems

ravenheat rsf100et no hot water or heat?

i came to fault find on this boiler, pump runs, fan runs, pressure switch ok boiler lights on pilot light and ... [Read more]
Mend Heating, Home Heating Systems

How can I fix my Valiant combi boiler?

I have a combi which is approx 10 yrs old, however it has developed a problem. On both heat & hot water it run... [Read more]
Mend Heating, Home Heating Systems

hot water taps very slow & only mains indicator lights up?

WORCESTER 24CDi the hot water was working ok without much pressure. Yesterday the mains water supply was off f... [Read more]
Mend Heating, Home Heating Systems

hot water taps very slow & only mains indicator lights up?

the hot water was working ok without much pressure. Yesterday the mains water supply was off for 24hrs. I tur... [Read more]
Mend Heating, Home Heating Systems

boiler problems?

just bought house with olympic boiler when switching on hot water and central heating the boiler runs for two ... [Read more]
Mend Heating, Home Heating Systems

boiler problems?

we have just bought a house with olympic boiler when swithing on the hot water or heating the boiler only runs... [Read more]
Mend Heating, Home Heating Systems

Pump runs continuously?

I have a Potterton Suprima boiler with a Megaflow unvented mains pressure water heater. The pump has been runn... [Read more]

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