How to mend ... Red Boiler Hot

i have an F5 error on boiler glow worm how do i fix it?

My boiler turns on then shows f5 error and red flashing light on glowworm boiler. turned it off then on and st... [Read more]

Baxi Combi 133 HE Plus loosing WAY to much pressure?

Hope you can lend some advise, I recently had the above boiler installed and I am only running 4 radiators at ... [Read more]

Baxi Combi 133 HE Plus loosing WAY to much pressure?

Hope you can lend some advise, I recently had the above boiler installed and I am only running 4 radiators at ... [Read more]

No hot water?

I have a PROTHERN 100EC Wall hung combination boiler When we turn on the hot water taps only cold water comes ... [Read more]

No Hot water or heating?

Hi I have an options volkera boiler the 2 lights at the front of the boiler are on all the time 1 yellow a... [Read more]

my vokera boiler wont stay on!!!!?

when we turn on the hot water the green light comes on then after about 30-40 seconds just turns off and goes ... [Read more]

worcester 28i junior combi boiler?

the red light is flashing and I have no hot water (or heating). I have pressed the button repeatedly but as... [Read more]

Ravenheat Fan Combi Boiler CSI85 not firing?

Hi, I have had to replace the fan & housing as the old one kept grinding to a halt. When the hot water tap is ... [Read more]

Volkera Excell 80E boiler - not working but no diagnostic lights?

My Vokera Excell 80E gas boiler is not igniting. The green light is on but when you turn on the hot water tap ... [Read more]

central heating switched to off, some radiators red hot all the time ?

we have a 20 yr old potterton ep2000 boiler. even when we switch the central heating to off, there are 3 radia... [Read more]

How can I fix my valiant boiler?

Our boiler is a few years old but the last couple of years we have had a problem with it cutting out and a red... [Read more]

f9 flashing on combi boiler 30ci glowworm ?

the light flashes red intermittantly. the pressure is ok at 1.2 bar . we have CH . when the water is on it is ... [Read more]

F15 fault?

Hi, I have a F30E Theme Classic and have just replaced the 3-way valve as it had split (again). I have now ins... [Read more]

worcester bosch 35 cdi ii :only get hot water when heating is on????

Hi I have a worcester bosch 35cdi ii boiler and when I put the hot water tap on its cold and the red light doe... [Read more]

Ravenheat LS100T combi boiler?

The boiler is not working on either the hot water or the central heating. When I go to switch it on the green ... [Read more]

Baxi 108e failure?

- I accidently asked this question as an answer. Here it is again. -My central heating is working OK. -If ... [Read more]

what is an F2 error on glow-worm 30ci?

my glow worm 30ci was working fine until a week ago, i noticed that the radiators were cold, checked the boile... [Read more]

Ravenheat LS100T?

The boiler is not working on either the hot water or the central heating. When I go to switch it on the green ... [Read more]

How can I get my boiler (Sime Super Four) restarted?

The small red light on the front of the boiler is flashing and I have lost heating & hot water facility. What ... [Read more]

Heating or hot water not working!?

Hi, I have a Worcester 24i RSF boiler, it was working fine yesterday. Turned on the water to have a shower thi... [Read more]