How to mend ... Cold Radiators Hot

Vaillant ecotec 831 plus?

Following a F22 fault where we had no heating and only cold water from the hot water tap, I topped up the syst... [Read more]

Ideal Classic no heating but have hot water?

HI all, i have just found this fabulous site, I wonder if anyone could help as right now things are just miser... [Read more]

Vaillant ecotec 937?

Firstly thanks to ltd for response reference no hot water. I have no hot water from my Vaillant ecotec 937 - ... [Read more]

I have no hot water from Vaillant eco tec 937?

I have no hot water from Vaillant eco tec 937- only cold water flows through the hot taps - diverter valve rep... [Read more]

Luke warm radiators?

Really need help with a central heating problem (old, but sturdy back boiler open vented system in a flat - o... [Read more]

The light on the heating is fading in and out on my lp112 control panel?

The hot water function light is bright when I press advance and I get hot water but the light on the heating s... [Read more]

Radiator problem ?

after a recent leak in my central heating system which is now fixed, i've refilled the radiators and fired the... [Read more]

Loud clanging/Glow-worm Boiler?

I have a Glow-worm Mark2 (oldish) boiler and the pilot light works, but when it fires up, it (and the pipes) m... [Read more]

Radiators upstairs will not go off after relighting Potterton Kingfisher ?

Hi, I have an old Potterton Kingfisher CF50 boiler. Yesterday we had no hot water so re-lit the pilot lig... [Read more]

potterton performa 24 ?

my boiler keeps fireing up then going off within seconds when heating is on it does get radiators hot but same... [Read more]

Ideal Combi Logic boiler "L3" fault. ?

Whenever the temperature knob is turned up higher than half way, the boiler shuts down, flashing L and 3. Have... [Read more]

Greenstar CDi combi boiler overheating?

Hi, Greenstar CDi combi boiler 3 years old. Top floor radiators cold so bled, this dropped water pressure to z... [Read more]

hot water ?

hot water runing hot and then cold all the time radiators staying hot any ideas why

Turn hot tap on radiator get hot?

Hi when I turn on the hot water tap the radiators get hot also, heating works fine nice and hot also hot water... [Read more]

isar boiler 30?

i am haveing problems with the hot water when i turn on the hot water tap the water runs luke warm and then co... [Read more]

Main combi boiler ?

Why is my boiler sending hot water to my radiators when I only want hot water to my taps. The heating is turne... [Read more]

How can I fix my Sabre HE Boiler?

Hello I have a Sabre HE combi boiler, about 2 years old. We rarely use the heating (probably last put on in... [Read more]

ariston microgenus 23 mffi ?

My boiler's hot water goes hot & cold when running.It also heats the radiators when hot water is running.It al... [Read more]

Why are the downstairs radiators cold when my heating is on?

I have just moved into a three storey house with a Vaillant boiler and a Telford Tornado water tank. When I h... [Read more]