How to mend ... Heat Not Working

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]

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]

No CH with Potterton Puma 80?

I have a problem with a Potterton Puma 80 in that the CH does not appear to be working and there is no heat go... [Read more]

vaillant woes?

hi all ,in need of a bit of help for a sick vaillant 828 turbo plus fitted about 3 years ago,a brief history... [Read more]

valiant turbomax please help no hot water or heat?

hello i have a problem on my valiant turbomax the third light keeps flashing the one in the middle doesnt ... [Read more]

heatslave 9.24 no pressure following leak?

hi i have just moved into a property that has the above boiler fitted,was all in working order with a small le... [Read more]

Boiler is hot, but my radiators are hardly working?

Long story short, have an enormous boiler downstairs in this old farm house - that is for the ground level of ... [Read more]

Potterton Envoy 80 working erratically?

My boiler, a Potterton Envoy 80NG, would heat up but there was no certainty that it would remain hot. I fiddle... [Read more]

How do I change a Diaphragm on a 20/80 flowmatic VOKERA combi boiler?

Central heating working ok.Hot water starts to heat up but then runs tepid.So how do I change the Diaphragm.

My CH boiler keeps blowing out when its windy outside!?

Hi, I hope someone can help me with this one. I have an old Baxi Wm 381 RS CH boiler in a house we just moved ... [Read more]

Hot water OK, central heating not, one radiator warm?

My system (Glow Worm Fuelsaver F boiler) is working fine for hot water, but the central heating won't come on.... [Read more]

DHW problem Vaillant Turbomax Plus 828E?

If I open the cold water supply valve to the boiler fully, when drawing hot water the temp. rises to approx 83... [Read more]

Potterton Suprima 100. Central Heating comes on above set thermostat temp?

House is very warm. House thermostat says ambient is 23 deg C, with the 'on' temparature for central heating t... [Read more]

glowworm combi boiler?

Hi - My glowworm combi boiler has stopped working. The pressure light is flashing and the pressure needle has... [Read more]

How can I fix my Baxi Solo 3 Pfl System 50 boiler?

My boiler ignites, when the thermostat calls for heat, stays alight for a few minutes and then goes out and th... [Read more]

Sime Friendly Boiler Clock does not work?

Sime Friendly Boiler Clock has stopped working - only ticks now and again very slowly and stops. Therefore I ... [Read more]

How do I fix Sime Friendly Format 80?

Unit turns on and powers up for a second but then 'locks off' and then tries again. Pump seems to be working b... [Read more]

Baxi solo 2 heating working but trips out when hoy water is turned on?

The central heating is working, however when the water is switched on the boiler turns off. no heat light etc.... [Read more]

My potterton netaheat 10-16 boiler stopped working!?

When the room thermostat gets below temp, the boiler kicks in (pilot light and fan) and makes all the right no... [Read more]

Cold Radiator?

My boiler seems to be working fine, but one of my radiators never warms up. The pipe coming to and from the b... [Read more]