How to mend ... Radiators Will Not Off

Why does the Hawk II Optima keep turning on central heating without request?

I have a Hawk II Optima combi boiler which is around 10yrs old. I've pushed the selector switch to the disable... [Read more]

what is wrong with my baxi 105e boiler?

I have a Baxi 105e combi boiler which was installed just over 3 years ago. During the summer period the switc... [Read more]

h6w can i fix my saunier duval f23e boiler?

radiators keep getting hot when the hot water is in use even though heating is switched off at the main switch... [Read more]

red and green lights flashing on Alpha cb24x, since I bled radiators how do?

How do I get my Alpha cb24x to switch back on the red and green lights are flashing since I bled it

We get hot water when we turn on the heating but not otherwise?

If we turn on the external heating thermostat, the central heating system works (boiler fires and radiators co... [Read more]

Sime Format 100c Making tapping noise then the boiler cuts off?

My boiler has starting making a strange noise for central heating only? It was a loud tapping noise, i turn... [Read more]

wiring diagrame for danfoss fp75 control panel for glowworm ultimate boiler?

I have recently taken my danfoss controller of the wall for replastering and now found although all the lights... [Read more]

boiler heating up all the time?

i have a ravenheat condensing fanned combi csi85-csi85t it as just started to heat the water all the time in b... [Read more]

Replacement Filling loop isolator Valve?

Hi, Recently baught a flat and need to re-fill the CH system after bleading the radiators only to find that... [Read more]

Potterton Netaheat 10/16 Electronic cuts out?

My boiler was not used for 2 months. When I turned it back on it fired up and ran for about 1 minute until it ... [Read more]

Loss of pressure?

I have a Worcester 28 cdi and functions normally...or so I have believed. When it was installed, the installe... [Read more]

I get hot water in my radiators when I use hot water from the taps?

Whenever I use Hot water from the taps e.g having a shower or using the washing machine my radiators get very ... [Read more]

Glow worm ultimate 40ff ultrahot water!!!!!?

Hi, I have the above boiler with potterton ep3002 timer and potterton room stst with hot water cylinder stat ... [Read more]

Boiler fires up when demand for hot water but doesn't when demand for C/H?

I have a Potterton Netaheat Profile 80e boiler, Honeywell V4073A mid-position valve, Honeywell ST699B programm... [Read more]

Vokera Maxin 24e Lockout?

I am having problems with the Lockout Reset Button illuminating intermittently on my Vokera Maxin 24e, the con... [Read more]

Potterton Netaheat boiler doesn't always ignite?

I seem to have an intermittent problem with said boiler which approx 25 years old. Sometimes boiler fires up ... [Read more]

Heating works, but Hot Water doesn't... Glowworm Micron 40FF?

I've having a strange problem at home. If, via the Programmer, I turn the heating on the radiators come on.... [Read more]

pressure rising on my worcester 9.24 combi?

the pressure on my worcester 9.24 keeps rising above the recommended pressure,i have checked the top up valve ... [Read more]

How can i fix my alpha 240/280boiler?

The central heating is not working but the water is coming out fine. why are the radiators not heating up?

Why does My boiler has a long delay to stop?

My boiler is Vokera 20-80 R.S Flowmatic. Each time after I used hot water and turned the hot water tap off, th... [Read more]