How to mend ... Cold Boiler Turned Heating

Tap water only in Glow worm space saver 38?

Hello, I'm renting a flat and there is a Glow worm space saver 38 boiler. We don't want the heating to work, ... [Read more]

ferroli mondena boiler?

when the domestic hot water tap is turned on, the water runs hot for a few seconds then runs cold, but when th... [Read more]

Vaillant VCW GB 242 EH?

I have a vaillant vcw gb 242 eh boiler that was already in my flat when i bought it, i have no idea how old it... [Read more]

Vaillant ECOTEC COMBI headache?

Ive had fitted a brand ne Vaillant Ecotec combi, hot water works fine heating doesnt, it cycles on and off for... [Read more]

no hot water, combi boiler, vaillant vcw sine t3w?

not getting hot water when turning the tap on, sometimes the tap has to be turned on full then the combi boile... [Read more]

Ravenheat CSI 85AT boiler tripping problem?

Ravenheat condensing combi boiler CSI 85AT fault? My 1.5 year old boiler has developed a random & intermitt... [Read more]

Ravenheat condensing combi boiler CSI 85AT fault?

My 1.5 year old boiler has developed a random & intermittent tripping fault, in both modes of heating (i.e. CH... [Read more]

radiator has stoped. working?

My heating system is powered by a worcester 28i combie boiler. One of the radiators has stoped working.Pressu... [Read more]

How do you test a circulation pump on a Raven Heat Combi boiler?

Ive got a Ravenheat Combi Boiler (one without a pilot light window). A fw weeks ago it just stopped working. W... [Read more]

Radiators/Water cold but boiler is hot?

We've recently had the radiators taken off and put back on during some work which was being undertaken - prior... [Read more]

Ferroli Optima 901 -Intermittent Hot water problem?

Hi I have a Ferroli Optima 901 combi boiler and have recently been experiencing intermittent problems with no ... [Read more]

hi i have a ravenheat boiler rsf 84et not firing up?

when i turn on the hot water or the central heating,the fan starts up and the pilot egnition fires and lights ... [Read more]

Ferroli Optima 901 -Intermittent Hot water problem?

Hi I have a Ferroli Optima 901 combi boiler and have recently been experiencing intermittent problems with no ... [Read more]

Hot water problems with Ariston Eurocombi boiler?

In short, my boiler will only provide hot water whilst the heating is on, the rest of the time it is either lu... [Read more]

F24 misbehaving?

For some time, there has been an intermittent problem of the HW tap in the kitchen failing to cause the boiler... [Read more]

Vaillant Turbomax plus combi - CH runs when hot tap turned on?

I have a Vaillant Turbomax plus combi boiler - either the 824E or 828E, I cannot currently see which. I hav... [Read more]

CH OK no HOT WATER on Vaillant Turbomax VUW 242 E ?

Central heating works fine, but not hot water on any taps. When I turn the taps warm water coming for few SECO... [Read more]

Vokera combi boiler, no hot water, only heating?

I have a Vokera maxin 24cf combi boiler that is about 5 years old. I am not getting any hot water when the hot... [Read more]

Potterton Puma 80 combi boiler hi press problems?

When Central heating turned on from cold my system has an initial hi press surge (1-3.5bar), after header temp... [Read more]

DHW pressure dropping after tap turned on?

Boiler: Baxi Genesis 80. About 15-45 seconds after the hot tap is turned on the flow will slow to a trickle a... [Read more]