How to mend ... Problem Boiler Working Hot

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]

Have an intermittent problem on a Sime 100 boiler?

Have an intermittent fault on a Sime100 boiler. Sometimes works fine other times does not work at all for hot... [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]

warmflow combi problem?

boiler is heating radiators from the return pipe when hot water only is selected. I have changed the non retur... [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]

I have a saunier duval thelia 23e combi boiler?

The heating is not working & when I run the hot water the burner comes on then turns off after 15 secs and kee... [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]

No water pressure coming through hot taps?

Firebird combi boiler (11 months old) we have lost the pressure from our hot water outlets. Pressure dial show... [Read more]

how can i fix my halstead ace combi boiler?

Hi I have a problem in my boiler.CH works very well , but when I open hot water tap burner working for 20secon... [Read more]

Glow worm 18hxi boiler with f5 fault light?

After a problem with my fuse box, my heating is not working, I have checked the boiler (Glow worm 18hxi) and I... [Read more]

My Open Fire Back Boiler appears not to be working?

I recently decided to use my open fire back burner for the first time. The house is 22 years old and I've live... [Read more]

how can i fix my cb24 boiler?

i cant get hot water without my central heating being fired up is it possible could be the flow switch. i am a... [Read more]

1980's Potterton boiler fires up, but radiators not heating?

My old boiler, regularly serviced, fires up, but the radiators don't get hot and I don't think the water is ci... [Read more]

baxi 80 he combi boiler hot water fualt?

hi. my boiler hot water only works partially. the central heating is fine. i have partially traced the problem... [Read more]

my sabre he boiler not working?

no heating or hot water boiler sitting with a red light on. have gas for cooker and fire so not a gas problem... [Read more]

Ravenheat White Star LS80T - LS100T - No Hot Water?

Hi, I have the above combi boiler and until recently its been working just fine but recently Ive not manage... [Read more]

Baxi 105 instant He problems?

I have the above boiler 4 years old and am looking for any advice as really hope i dont need to get a engineer... [Read more]

Problem with my Vaillant eco tech 428?

I have got a Vaillant eco tech 428 heat only boiler which has been installed to a pressurised heating system. ... [Read more]