How to mend ... Boiler Keeps Over Heating

No hot water, although the boiler seems to be working fine?

Valliant boiler seems to be making all the right noises and there are no issues with the heating. 2 of the pip... [Read more]

No Hot Water?

I have a Worcester combi boiler 24 CDI. When the heating is on i get hot water, but when i have the centrakl ... [Read more]

saunier duval isomax c/h and hot water working but not hot?

Saunier duval isomax, when i run the hot water it works fine for 5 minuits due to it having a storage tank ins... [Read more]

how can i fix my ls100t ravenheat combi boiler?

central heating works fine,timer ok,no domestic hot water in any position(sumer/winter)switch.boiler lighting ... [Read more]

Thorn Olympic 38/50b Boiler Fault?

I have a Thorn Olympic 38/50B boiler system that has been installed for over twenty years. GC No 4178920.Ser N... [Read more]

Worcester 24i Screeching/Whistling Constant?

We have a Worcester combi boiler fitted on our central heating system. We have had noises in the past whic... [Read more]

i have a ravenheat ls80t with no hot water?

when i turn the tap on the water is warm and soon goes cold, but if the heating is off the boiler does not fir... [Read more]

Ferroli f24b boiler problems?

Hi we have a boiler of the above make. We have no central heating coming on at all. I went to turn it on as ... [Read more]

How can I fix my Vokera Combi Boiler?

My daughter has a Vokera Combi Boiler and can only get hot water when the central heating is on, also the wat... [Read more]

potterton netaheat 16-22 not lighting probs?

I have just replaced all the rad valves in a mates house, drained the system, replaced all the velves and retr... [Read more]

when the water heater is switched off why does it heat when the central hea?

when the water heater is switched off why does the water heat when my central heating is on. I have a Potterto... [Read more]

Air trapped in my hot water system?

I have a baxi combi boiler which is not delivering hot water but the heating system is working correctly, ther... [Read more]

combi boiler noisy?

I have a 'Ferroli combi 77.FF boiler 75446' It continually makes a noise from the moment I switch it on, maki... [Read more]

High central heating water pressure - (Glowworm swiftsure 100)?

Hi folks, any ideas on this one? My central heating water pressure on the combi boiler keps increasing until ... [Read more]

No Hot water Ravenheat RSF84ET, central heating OK though?

I have no hot water from my Ravenheat RSF84ET. Turning on the hot taps i don't hear the boiler trying to ligh... [Read more]

my boiler pressure is too high how can i reduce it?

I have shut down the boiler to replace a broken valve on a radiator and now the heating on my ikon boiler will... [Read more]

how do i fix my heating system with a ariston microsystem 21 boiler?

i added a towel rad in the toilet on the downstairs circuit, but i cannot seem to get all the rads downstairs ... [Read more]

ignition spark mechanism fires repeatedly when boiler on?

The spark mechanism fires repeatedly even when the boiler is heating and the flame is well established. Potter... [Read more]

I had a problem with my Myson Orion boiler ?

On inspection found that they dont in fact have a gas pilot light at all. They ignite electrically when the he... [Read more]

How can i fix my Halstead Ace Combi Boiler?

Domestic Hot water keeps locking out after 10 minutes. Checked all thermo's, cleaned the DHW and still nothin... [Read more]