How to mend ... Central Radiators Hot

Permanent F5 fault?

I have a Glowworm 18hxi boiler with a Systemate 2000 Gledhill system. Boiler keeps failing with F5 fault. Ha... [Read more]

Central heating radiators remain hot on lowest setting?

If my radiators are scolding hot on the lowest setting does this mean that the thermostat is not working

valient turbomax 242eh central heating will not operate once it reaches tem?

242 eh installed with 3 rads the boiler works fine in hot water when in ch and hot water mode ch reaches temp ... [Read more]

Ariston combi , heating only when hot tap on?

My arisen combi central heating radiators only work when hot water tap is turned on , why ? Is it heat exchang... [Read more]

I turn my heating to OFF however the radiators are still getting hot?

I have recently turned my central heating on for the first time of the Winter. It worked fine. However I have ... [Read more]

air trapped in worcester bosch 40 cdi ?

My worcester Bosch 40 CDI goes down nearly every time I manually switch it to radiator mode. It may run fine ... [Read more]

vaillant ecoTEC plus 428 displaying fault 98?

Hi - We cannot get the central heating to work however the hot water and underfloor heating in the kitchen is ... [Read more]

Radiators not heating?

Hi Can someone help me please, i put my central heating on yesterday and this morning i found my radiators we... [Read more]

Vaillant Ecotec plus 824 with no central heating?

Please help!! We've been in this house for almost a year - so I'm not sure when the boiler was installed bu... [Read more]

Got hot water but no heat in radiators?

Got hot water but no heat in the radiators when central heating is on, it's a Worcester greenstar cdi, keeps k... [Read more]

Water Pressure & On/Off/Reset Selector Switch !?

My boiler is the Potterton Performa 24 Eco HE. I have two problems or maybe just one as I think they are conne... [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]

How to fix my old 350 Worcester combo boiler?

Hi my boiler keeps locking out with the central heating on. It seems fine when it's heating hot water. I notic... [Read more]

Baxi solo3pfl 50 radiators heating when system turned off?

Please help My central heating system seems to have a mind of its own. The radiators come on, often in the ... [Read more]

Mid Position Valve (Drayton)?

Hi, My problem is with my central heating and hot water system. This is a long one! When I select just h... [Read more]

potterton suprime model ep2002?

hi, my central heating decided to stop last night. the radiators were hot then just started to get cold. i thi... [Read more]

baxi boiler no central heating ?

Hello my baxi solo 3pfboiler will work to heat up my hot water but will not kick in to heat up my radiators ar... [Read more]

Greenstar 30 CDi central heating not working?

Worcester Bosch Greenstar 30 CDi boiler supporting the central heating after being off all summer. Hot wate... [Read more]

The hot water works but the radiators don't heat up?

My boiler is a Vokera 80-20 Flowmaster. It was fine before the summer, but when I wanted to turn the central h... [Read more]

Potterton Prima-donna F - not heating water?

My central heating seems to work fine but there is no sign of hot water. If I turn on the HW only on the contr... [Read more]