How to mend ... Central Heating Works Hot

Procombi 85 HE hot water ok, but central heating not working?

The boiler is working when I run hot water, it fires up when the central heating is turned on, the pump get's ... [Read more]

boiler pressure drops to nil after use!!!?

i can use the hot water all day long and pressure stays same... i put central heating on and it works perfect,... [Read more]

The pump appears to be operating when central heating is not on?

The water pump seems to be operating even when neither the hot water nor the central heating system is calling... [Read more]

why have i no hot water?

When i turn the hot water tap on the water is constantly cold. But when i put the central heating on the valve... [Read more]

halstead high ace?

my ace high works with hot water.every now and then it locks out and central heating works when it wants to.ho... [Read more]

How can i fix my halstead ace 24 boiler?

My boiler keeps flashing fault code 3, when this happens we have no hot water or central heating working. Howe... [Read more]

How can I fix my actuator?

I suspect that the actuator on the motorised valve (BGMVSP-23, aka Drayton MA1) is broken and would appreciate... [Read more]

Baxi combi 105 HE?

Hi, I can only get hot water at the tap when the central heating is on. The pressure switch works but the pin ... [Read more]

central heating?

we have a potterton perfoma 30 he boiler, the central heating works fine, but we cant get any hot water, they ... [Read more]

Problem with Potterton Promax HE24 Boiler?

The hot water system works ok. I have fitted a thermometer to the outlet from the boiler and this goes up to o... [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]

Baxi 105e Combi - Hot then cold water cycle?

Hi, I have a BAXI 105e Combi boiler in the house I have just brought, it was installed in 2006. I have noticed... [Read more]

my heating wont work on its own only when hot water on?

First of all my central heating only works when the hot water is switched on.Wont work when heating is only sw... [Read more]

Why won't my central heating fire up?

I have a Worcester 28CDI which works no problem for the hot water. However the central heating won't fire up. ... [Read more]

350 Worcester boiler heating but no hot water?

My 350 is from 1998 the central heating works but I can't get hot water.A plumber came out and said it was too... [Read more]

How can i fix my Ravenheat 24T - LS80T?

My Ravenheat 24T - LS80T combi bolier makes a noise similar to an egg timer (no puns please!) only when the ce... [Read more]

How do I fix my Glow worm compact boiler?

My boiler makes a buzzing noise when switching on my central heating. Hot water works fine. No central heating... [Read more]

no hot water during freezing weather conditions?

we have an ideal response 120 combi boiler. During freezing weather conditions we do not get any water at all... [Read more]

Vokera maxim 30 e?

I have a problem with my combo boiler. Central heating works but when I ask for demand on hot water it trips o... [Read more]