How to mend ... Heating Not Boiler

Fault with 3way diverter f valve on ravenheat combi boiler?

After changing the diaphram and seals on my diverter valve, the central heating is coming on when switched on ... [Read more]

Euro combi - Red light keeps coming on and cutting off boiler?

I have a Euro combi boiler and the red light keeps coming on and cutting off when in central heating mode and ... [Read more]

how can I fix my protherm 89e boiler?

hot water does not always come on, whether it is set on central heating or hotwater only. you have to have ta... [Read more]

No hot water but central heating works on my Vaillant TURBOmax VUW 242E, 28?

Boiler does not ignite when hot water taps turned on but central heating does turn on. Can I fix this without... [Read more]

How to replace a diverter valve on a potterton boiler ?

My central heating is working but the hot water isn't, I realise that the diverter valve needs replacing. Can ... [Read more]

potterton boiler central heating is working but hot water is not?

potterton boiler central heating is working but hot water is not

Sime Friendly Format 80e - Heat but no hot water?

Can anybody tell me how to fix my sime friendly format 80e. The heating side of it is working perfectly fine, ... [Read more]

i have a glow worm micron 70ff?

when i switch the central heating off on the timer and just want hot water the heating is still coming on. is... [Read more]

How can I fix my 3way diverter f valve on my Ravenheat combi boiler?

Since taking the 3way valve off my combi boiler to change the diaphragm the domestic hotwater is not switching... [Read more]

i need to rewire my glowworm fuelsaver 30B?

I bought a house with dodgey wiring and the heating doesnt work so i need to rewire the boiler but the manufac... [Read more]

BAXI WM 511 RS wiring diagram?

I have a problem with my BAXI boiler. When the water is on, heating off, the water and heating come on, and wh... [Read more]

water not heating?

the water is not a hot a it was worcester boiler 240

Potterton Ultra 2 BOiler problem?

My boiler and pump starts and runs for several minutes, or longer. Then it stops and goes into lockout. If I t... [Read more]

central heating noisy?

our central heating and hot water is making a lot of clanging and banging. i have drained the system twice fi... [Read more]

How can I fix my Horstmann Economy 7 Quartz/Maxistore boiler?

My boiler sporadically stopped working last week, so I checked the main fuse - it had blown out so i then repl... [Read more]

how can i fix my worcester 24cdi boiler?

the digistat which is less than twelve months old has stopped working and recently the shower which runs throu... [Read more]

Controller EP 2002 brand new. Boiler is an ideal classic FF260P?

The boiler is not responding to the controller instructions. When the hot water and central heating time perio... [Read more]

home heating system?

i have a worcester combi boiler i can only get hot water when i turn the heating and not all the time which i ... [Read more]

what could be wrong with my boiler?

I have a glow worm compact electronic 100.The central heating works fine but but hot water is a hit and miss. ... [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]