How to mend ... Hot Water Boiler Central Problem Working

Pump not working if Central Heat only, called for?

The central heating would not start, it would appear that the boiler fired but the pump did not function. If I... [Read more]

Central heating not working?

My glow worm micron 50FF works for a short time then shuts down and both lights go out. Neither of the two lig... [Read more]

combi oil Worcester greenstar heatslave 12/18 switches off?

I have a internal combi oil Worcester greenstar heatslave 12/18 Its has a built programmer and Hot water t... [Read more]

why wont the central heating side of the combi boiler fire up ?

I have a drayton/iflo rf603 rf digistat all the lights are working. The hot water side of the boiler is workin... [Read more]

why wont the central heating side of the combi boiler fire up ?

I have a drayton/iflo rf603 rf digistat all the lights are working. The hot water side of the boiler is workin... [Read more]

There is problem with my sabre 24se boiler!?

My sabre 24se: it's hot water is working but when I put the central heating on it works for a few seconds and ... [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]

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]

isar he30 boiler problem?

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

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]

how can i fix my sabre he boiler to give heating and hot water?

my was working alright until i turn it off to fix a tap in the bath room.the boiler went red after some days ... [Read more]

I have a modena 80e no central heating but hot water works?

Hi my hot water is working fine but when I try to put the central heating on the boiler does not fire up, is t... [Read more]

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]

halston ace boiler central heating problem?

Heating comes on and off even when switched off and just set for hot water only! tried resetting. Any suggesti... [Read more]

Remeha Avanta plus - No heating but hot water is flowing?

I have a problem with my Rehema Avanta plus boiler. It was working perfectly well but on Monday 29th October, ... [Read more]

Problem with Ideal ISAR HE24 ?

I have just fitted replacement PCB to my daughter's HE24 boiler as there was no LED display & no hot water or ... [Read more]

No c/h working saunier duval f23e combi boiler?

hot water working fine but when turning the central heating on it fires up for a few seconds and then switches... [Read more]

ravenheat csi85 combi read this it will help many!?

I have a ravenheat csi85 boiler, the hot water works fine. The central heating started switching on /off, it w... [Read more]

diverter valve not operating?

Hi I am having a problem with my potterton performa 28i boiler. Central heating works fine. Dhw giving cold ... [Read more]

vaillant 824/e ecomax pump working, but no hot water leaving boiler?

My vaillant 824/2e ecomax on start up has fast rise in temperature up to between 80-104 c and pump stops. cent... [Read more]