How to mend ... Boiler Keeps Over Heating

how can i fix the heating on my worcester 24cdi boiler?

hi hope you can help with my worcester 24cdi boiler problem my heating is working up stairs rads get very hot... [Read more]

combiboiler minic24 hot water problems?

i have a combi mini c24 heating/hot water boiler and when i turn the taps on the hot water do... [Read more]

Central heating pump continues 30 mins after boiler stops?

We have a Potterton EP3001 control panel. Problem is that when the air/water temperature is reached the pump k... [Read more]

Glowworm combi boiler pressure rises when central heating on?

My Glowworm 30ci combi boiler has an operating pressure of 1.5 bar but when I switch on the central heating th... [Read more]

clock problem on vaillant combi boiler?

I have a Vaillant Turbo Max VUW BB242-5 The problem is the the central heating doesn't come on or turn off, l... [Read more]

ariston 23mffi?

My Ariston 23 Mffi combi boiler will not fire up. A heating engineer said it could be the fan or the circuit b... [Read more]

Boiler pressure?

Hi, I was unable to get central heating working with my Ferroli F30 boiler. The hot water seems to work to bot... [Read more]

wireing diagram for a ferroli domicompact f30?

I have a ferroli domicompact f30 boiler with a convensinal central heating system. i have lately instaled unde... [Read more]

how can i fix my vaillant combi boiler?

hello how can i fix my vaillant combi boiler as when i put the heating on the boiler fires up straight away bu... [Read more]

Why do the upstairs radiators not get hot?

I have a Ferroli Optima 701 Combi Boiler. Our heating is working on the downstairs radiators, it seems quite h... [Read more]

POTTERTON Performa 28i?

Boiler about 3.5 yrs old. regular service. recently keeps dropping pressure and heating does not work. althoug... [Read more]

ravenheat RSF 820/20 boiler?

The boiler operates fine with the central heating but does not flare up when you turn the hot tap on

have hot water but no c. heating on potterton netaheat mark II?

hot water works fine. When i switch c. heating on. Light on switch box comes on, but boiler does not fire up... [Read more]

How can i fix my Vaillant combi boiler?

The water pressure drops quite fast when the central heating is turned on. Looking at the external overflow p... [Read more]

how do i set my timer on a ferroli medena 80e boiler?

We have a central heating sytem with a Ferroli Modena 80e boiler and have tried to set the timer but it never ... [Read more]

Vokera Linear 24 timer fault?

The boiler works fine in both hot water and central heating modes until the timer is set. When the time is rea... [Read more]

Puma 80e Boiler keeps loosing pressure?

I have a Puma 80e bolier and recently the pressure keeps dropping down to nothing therefore I have no heating ... [Read more]

ferroli 102 modena problem?

boiler showing low pressure,,light flashin,, but pressure fine,, turned on and off, and reset still no joy,, n... [Read more]

Glow Work Micro?

Due to a leak I recently had to drain the central heating system. I tied the ballcock up, to drain the system... [Read more]

Why does the Hawk II Optima keep turning on central heating without request?

I have a Hawk II Optima combi boiler which is around 10yrs old. I've pushed the selector switch to the disable... [Read more]