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We have 482 questions about mending 'boiler ch water'

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Mend Heating, Home Heating Systems

worcester 28i rsf has no central heating?

my boiler has no central heating but hot water fine. have checked following:-pump unit, combustion fan,resista... [Read more]
Mend Heating, Home Heating Systems

Why has Heat Exchanger on IDEAL ISAR HE24 gone?

So... At the end of 2008 (early December, so about 4.5 years ago). We had central heating installed for the... [Read more]
Mend Heating, Home Heating Systems

anyone help with Baxi 105 HE problem?

Hello new to this site - hope someone can help with this problem. Baxi 105 HE - ch stopped working, in dhw mo... [Read more]
Mend Heating, Home Heating Systems

new worcester 550I combi boler?

When the hot tap is opened fully the temp of the water increases until the boiler trips out .Worcester service... [Read more]
Mend Heating, Home Heating Systems

Glow-Worm 30cxi combi boiler. No hot water.CH ok?

Turning on hot tap produces 30 secs.tepid water, then permanent cold. Central heating fine. Pressure 1.5 bars.
Mend Heating, Home Heating Systems

Potterton puma 80, CH not working?

Hi all i hope i posted this in the right place, Basically moved into my new house last month and the house ... [Read more]
Mend Heating, Home Heating Systems

ravenheat csi85a ch problem ?

dhw working fine but boiler cycling when in ch mode.boiler will light and go out after about ten seconds and g... [Read more]
Mend D.I.Y, Plumbing

diy plumbing?

Vokera Linea 24 Hot water runs hot and cold and does not fill a basin. CH engineer has diagnosed sludging. A m... [Read more]
Mend Heating, Home Heating Systems

Luke warm water Halstead Ace High?

Last week we had intermittent hot water CH fine, we replaced the pcb board & still no change so we replaced th... [Read more]
Mend Heating, Home Heating Systems

Morco Feb 24E CH problem?

Hi My boiler CH heats up to a point then cuts out, possibly coming back on an hour or so later. It will come ... [Read more]
Mend Heating, Home Heating Systems

Spectrum Fuel-Miser Mk IV?

My central heating system has a Spectrum Fuel Miser Mk IV which provides: . Electronic temperature control of... [Read more]
Mend Heating, Home Heating Systems

My halstead ace30 DHW not getting hot ?

The boiler fires up ok but the water I only Luke warm the CH is ok tried altering the control an resetting but... [Read more]
Mend Heating, Home Heating Systems

valient turbomax 242eh central heating will not operate once it reaches tem?

242 eh installed with 3 rads the boiler works fine in hot water when in ch and hot water mode ch reaches temp ... [Read more]
Mend Heating, Home Heating Systems

Ariston SX20 mffice hot water ok but no CH?

My eurocombi operates in hot water mode ok. When you switch on the heating the fan runs but the boiler does n... [Read more]
Mend Heating, Home Heating Systems

How can I fix my Saunier Duval Semia Condens boiler?

The Central Heating (CH) side works perfectly but the Domestic Hot Water (DHW) has developed a problem, thus..... [Read more]
Mend Heating, Home Heating Systems

Ferroli Modena 102 luke warm hot water?

Any help have Modena 102 sometimes when 1st time calling CH the gas flame is very low if flame doesn't spread ... [Read more]
Mend Heating, Home Heating Systems

Halstead Quattro Gold Combi boiler tap water very hot ?

Since I started to put the heating on this month the hot water from the tap is too hot and even if the dial fo... [Read more]
Mend Heating, Home Heating Systems

vokera combi hot water issue?

Hi My hot water tap has to be on full flow in order to trigger the boiler to fire up. Can it be adjusted to f... [Read more]
Mend Heating, Home Heating Systems

red light flashing?

red light flashing.hot water or ch not working on ici caldaie combi boiler
Mend Heating, Home Heating Systems

Ravenheat 85t combi. no CH but hot water is perfect ?

My boiler is not giving me CH but the hot water is fine, i spoke to my local plumbing center and he reccomende... [Read more]

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