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We have 2327 questions about mending 'hot water combi boiler'

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Mend Heating, Home Heating Systems

My Vaillant VCW GB 280 H combi-boiler, pump keeps running ?

The pump on my Vaillant some times keeps running after the heating and hot water demand have switched off? Th... [Read more]
Mend Heating, Home Heating Systems

what part will i need to replace on my alpha combi he cb25?

I do not get hot water from my alpha he cb25 combi boiler unless the heating is on. what is wrong and what par... [Read more]
Mend Heating, Home Heating Systems

Junkers Eurosmart combi ZWA 24-1 K31?

If I run the hot water for more than one minute the boiler cuts out and the warning light starts to flash. I... [Read more]
Mend Heating, Home Heating Systems

Can't get boiler to ignite??

Boiler won't fire up which means no heating or hot water and can't see any flame or pilot light through inspec... [Read more]
Mend Heating, Home Heating Systems

lockout light still on after filling pressure on combi?

I filled my boiler after it went into lockdown after loosing pressure, yet it still wont work. No heat and no ... [Read more]
Mend Heating, Home Heating Systems

Potterton combi performa 24 heating not switching off?

Room stat calls for heat and boiler fires up. yellow light comes on boiler. When room temp has been reached, f... [Read more]
Mend Heating, Home Heating Systems

Worcester 28i junior combi boiler switching off after 1min?

Hi I have a worcester 28i combi boiler which is switching off the central heating after about a minute of heat... [Read more]
Mend Heating, Home Heating Systems

baxi combi boiler will not fire up?

baxi combi 105e no hot water or central heating no pilot light when looking at front panel the say pump fault ... [Read more]
Mend Heating, Home Heating Systems

no central heating/hot water?

i have a Glow-worm combi boiler and is showing f3 how do i fix it
Mend Heating, Home Heating Systems

Worcester Heatslave noisy bang when turning on hot water?

Hi Have a Worcester/Bosch Heatslave Oil combi boiler. When I turn on any hot water tap in the house there is a... [Read more]
Mend Heating, Home Heating Systems

Worcester bosch 24i Junior combi boiler noise with hot water?

Hi, I had a Worcester Bosch 24i Junior combination installed a couple of months ago and when I turn on the ho... [Read more]
Mend Heating, Home Heating Systems

240 combi boiler reduce hot water temperature?

The temperature of the hot water is reduced from normal although the central heating radiators are fine has an... [Read more]
Mend Heating, Home Heating Systems

combi boiler pressure?

if the pressure is 2.5 bar will this stop hot water running this is whats happening with mine help needed
Mend Heating, Home Heating Systems

my heating and hot water w3ont stay on?

when I use my combi boiler, the heating and hot water come on for approx. 3 minutes then go off for 4 mins the... [Read more]
Mend Heating, Home Heating Systems

Why is my ariston microgenus 23 combi boiler producing hot water downstairs?

My Combi boiler is producing hot water from the taps Dowstairs and the radiators are hot but the bath/ shower ... [Read more]
Mend Heating, Home Heating Systems

glow worm 30cxi combi?

just moved into my house the boiler dial was on eco water was not hot enough for a bath, turned the dial as fa... [Read more]
Mend Heating, Home Heating Systems

hot water problem with Baxi 105E combi boiler?

Our boiler's hot water is taking a long time to engage - up to a minute before the flame light comes on after ... [Read more]
Mend Heating, Home Heating Systems

halstead ace he 30 combi boiler?

boiler is working fine hot water and heating but goes over pressure blows off through pressure release valve. ... [Read more]
Mend Heating, Home Heating Systems

old Ikon boiler macking kettling noise?

I live in old cottage and have an ikon boiler,its not a combi,it has water tank in loft and cillinder in airin... [Read more]
Mend Heating, Home Heating Systems

eurocal boiler?

Hi, my 12 year old eurocal oil combi boiler has been troublesome for some time. 1. water pressure goes high ,... [Read more]

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