How to mend ... Boiler Keeps Over Heating

i have a grant 70v3, ?

When the boiler calls for heating/hot water it doesn't activate the burner, no lockout, oil ok. when you ask ... [Read more]

Heating stays on?

The boiler keeps the heating on, even when the switch is just set for heating the water only. What could be t... [Read more]

heating/plumbing?

if pressure relief valve is stuck is boiler safe

ravenheat rsf84t hot water problems?

my ravenheat boiler is not providing hot water when it is switched to hot water only. the hot water is also no... [Read more]

re pressurizing my Baxi 105 HE?

I removed a radiator in my lounge so that the room could be plastered. I refitted the radiator afterwards but... [Read more]

ALPHA CB 24X COMBI?

Now the heating is swithced off & the setting is for hot water only , the boiler started to turn the heating o... [Read more]

Jaguar 28kW combination boiler?

The display mode and buttons for hot water, heating and bar mode on my boiler are not working. The timeclock w... [Read more]

what is wrong with my boiler?

my boiler is 18 months old, model Isar HE30, everything has gone off. I have no heating or hot water, does th... [Read more]

problem with potterton kingfisher II CF40?

Hi all, Hope someone can help, I have a pott kingfisher II CF40, floor standing, gravity fed i believe, as i c... [Read more]

hot water but no central heating, potterton performa 28?

My boiler is 4 years old. I don't use my heating much but turn it on now and again. Nothing happens when i t... [Read more]

Worcester Greenstar 28i Junior stops working?

Hi all I just bought a new house and the previous owner installed the Worcester Greenstar 28i Junior. I went ... [Read more]

Ravenheat CSI 85T?

Hello, I've had a good look around this site and can't find an identical issue, so I'm hoping someone can h... [Read more]

Why does the red reset button keep coming on when my boiler is turned on ?

my alpha 280e boiler fails to fire up when switched on.. the boiler has gas, water and electric supply. the ... [Read more]

Radiator taken out - No hot water ???

Hi I have taken radiator out of the bathroom - so that I can do the wall tiles - I have a combi boiler . I ... [Read more]

how to fix potterton performa 24?

boiler continues to burn,bypassing all instruction to do otherwise.ive tried resetting but again the boiler ju... [Read more]

Do I have to bleed my Potterton Kingfisher and from where?

Please help. I have my heating and hot water from my boiler. I drained the system down to remove a radiator. O... [Read more]

How can I fix my central heating boiler?

Hello, when I switch my boiler to water only the heating comes on aswell? Can you tell me what the problem is?... [Read more]

problem with OCEAN style ff combi boiler?

1 water isn't hot enough unless we put the central heating on as well - then it is too hot 2 there has to be... [Read more]

Potterton Suprima 50?

Hi, I have a Potterton Suprima 50 that was constantly locking out. The upgraded PCB sorted that problem but no... [Read more]

Can't turn the heat off!?

Help! I have a drayton Digistat RF2 wireless system. I don't want any heating on. The remote unit is set to ... [Read more]