How to mend ... Boiler Water Heats

Baxi 105e - Radiators heat up when dhw flowing?

When hot water (dhw) is flowing then the central heating system heats up as well. The Boiler is set to dhw on... [Read more]

My Central Heating won't work?

I am confused because my boiler works because it heats the water, but it won't heat up the radiators and the s... [Read more]

worcester bosch 28cdi DHW problems?

Hi, having had at least a couple of years good use of this boiler,recently the hot water when run for 2 or 3 m... [Read more]

worcester bosch 28cdi DHW problems?

Hi, having had at least a couple of years good use of this boiler,recently the hot water when run for 2 or 3 m... [Read more]

How can i fix my glow worm compact electronic combi boiler?

I have a glow worm compact electronic combi boiler which, when I turn it on ignites the burner and heats the h... [Read more]

my boiler kingfisher 2 is not working?

my question re boiler kingfisher 2 when i switch on the boiler it only stays on for a few minutes then it goes... [Read more]

Potterton Netaheat 10/16 Mk II - F heats up and cuts out?

My boiler will ignite and heat itself up to being hot to the touch and then turn off without heating the water... [Read more]

Ariston boiler microgenus 27 burner heats to max?

My Ariston microgenus 27 MFFI, gets into a mode where it turns on burner until all yellow leds are lit (80') b... [Read more]

sime friendly 80 boiler fault?

my boiler heats the hot water for about 1 min then cuts out if i wait about another min or two i turn tap on a... [Read more]

worcester-bosch 24cdi combi boilerwill not heat water?

my boiler heats the radiaters but will not heat water,we cannot get it to fill up its pressure is reading 3 li... [Read more]

how can I get rid of air and banging in my C H system?

how can I get rid of air and banging in my C H system? banging noises in the pipe between the boiler Glow-wo... [Read more]

How can I fix my Pulsa Coil boiler?

I have a pulsa coil III electric boiler which heats my hot water. I think I need to top-it up with more water... [Read more]

Vaillant Turbomax 828 hotwater temp varying?

When using the hot water the boiler heats the water fine, but after 30 seconds the gas goes out, the water coo... [Read more]

biasi combi boiler problem?

combi boiler only heats water intermittently. works fine when heating is on. Any suggestions?

central heating ok but no hot water most of the time?

I have an alpha CB28 combi boiler, central heating working fine. Hot water only heats for about a minute after... [Read more]

Worcester Bosch 24CDi Combi - occasional hot water?

My boiler has worked fine since being fitted by BG in 99. Serviced annually. Last week it stopped continuall... [Read more]

Hot water only when radiators are being heated?

I have a combi boiler which only now heats water when the room thermostat is under the set temperature and is ... [Read more]

Ravenheat 820/20 cut out?

My 820/20 runs at full pelt no matter hat the water flow. I have been told its not modulating ie not reducing ... [Read more]

which part needs replacing when my sime 80E boiler does not relight?

When the heating is on and i go to turn on the hot water tap my Sime combination 80E boiler does not heat the ... [Read more]

Boiler pilot for Vulcan Continental?

Hi, I have a very old system with a vulcan continental boiler. My water heats up with an electric switch, ... [Read more]