How to mend ... Central Heating Boiler

Problem with central heating , boiler is a potterton prima f?

After switching on hot water heater , then when I put heating back on the boiler doesn't fire up so no heating... [Read more]

Vokera Boiler, Heating Working But No Hot Water?

We have a Vokera Maxin 28E boiler. The central heating works fine and the boiler lights every time. However re... [Read more]

Vokera boiler problem?

Central heating works fine but the hot water is a nightmare, can start hot but then runs cold I may be mistake... [Read more]

Boiler switches on/off every minute when heating hot water?

Hi. I need some advice please. I'm renting a property which has an Ideal Classic LX FF & FF Fanned Flue Gas... [Read more]

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]

ferroli optimax HE31C the digital display is saying 'no CN''? ?

We have no hot water or central heating, no other error code is displayed. I've turned off at the mains, press... [Read more]

Siemens rcr10/433 how to restart it?

My central heating stopped working but boiler and transmitting unit both seem fine and still have hot water. T... [Read more]

Ravenheat heating thermostat transmitter does not work?

My Vaillant combi boiler provides hot water but the Ravenheat transmitter type thermostat has stopped working ... [Read more]

How can I fix my Ariston central heating boiler CLAS/ HE38?

Have replaced PCB in the boiler and "error code 302" has appeared it is communication error. Could it be one... [Read more]

no fault code ?

intermiting fault on central heating side of my potterton boiler but no fault code but it will start up on it... [Read more]

isar he30 boiler problem?

NO central heating working, hot water works fine but no GCS ? Any help would be great thanks.

baxi 105e combi?

does any one know out there why does my boiler go hot and cold stays on for one minute then goes off central h... [Read more]

no hot water on my worcester 240bf?

Boiler lights up but have no hot water i have changed the diverter diaphram and can see the micro switch worki... [Read more]

boiler is banging& make big noise?

I turn my hot water &boiler is banging my central heating is on that time also boiler is banging

Potterton Programmer not controlling stat?

I developed a fault on my Potterton system as a direct result of trying to change the in room stat (Potterton ... [Read more]

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]

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.

Glow-Worm 30cxi combi boiler?

On turning on water runs tepid for 30 secs. then cold thereafter. Pressure indicating steady 1.5 bars. Central... [Read more]

How can I fix my glowworm fuelsaver 2 boiler?

the pilot light is on and the thermostat is turned to number 3 but the boiler does not 'fire' up. the central ... [Read more]

I have a greenstar 25cdi gas condensing boiler. ?

The hot water temperature is'nt always getting hot. Never cold but sometimes lukewarm , sometimes hot? The c... [Read more]