How to mend ... Hot Water System Boiler

Boiler still flashing red and green after repressurising system to 1.5 bar?

Hello.... I have an Alpha SY24 boiler...this evening i put the hot water on. Boiler fired up ok. However at s... [Read more]

hot water but no heating?

hello. i have a worcester danesmoor oil boiler, its a sealed system, honeywell st699b programer honeywell V... [Read more]

Towerstat Receiver and Transmitter both look fine but boiler not firing up?

Hi I have a Towerstat RF fitted on a Heatline Boiler. Boiler appears fine, firing up for hot water etc wh... [Read more]

what would cause a hot water boiler pop whikle heating?

i have vaillant boiler mod. ga92140ei when it fires up eithin 1 minit the boilr starts poping loke it was geti... [Read more]

red hot water venting off?

I have a myson orion boiler and the vent id from the first floor by the divertor valve. When the system reache... [Read more]

brittany combi se 80 hot water fault?

guys, i have the above boiler, and before xmas had a problem where i had no hot water, i called an engineer w... [Read more]

why does my Worcester 28CDi not give hot water?

The boiler will sometimes fire up when I open a hot tap, but usually it won't give hot water unless its firing... [Read more]

Airlock in Potterton neataheat 10-16?

I recently drained the whole system and the boiler only comes on for about a minute, overheat and cuts out. I ... [Read more]

RAVENHEAT ls100t - warm water only, heating ok?

Hello, I'm hoping someone may be able to help. My combi boiler was fitted around 6 years ago, and after two ... [Read more]

Bosch Worcester 25si boiler pre 2003 model?

My system seems to have developed a fault in that despite all hot water taps being off the hot water demand li... [Read more]

glow worm boiler no hot water?

i replaced a flandge and had to release water from the emersion heater.put it back together turned the water b... [Read more]

how can i get my boiler fixed?

baxi 105E condensing boiler.3 years an old. losing pressure for 5 months now. adding water every day now as dr... [Read more]

Flood due to boiler ???

A few weeks ago we noticed warm/hot water pouring out of the eaves of our house, upon inspection we found that... [Read more]

Pressure loss on Vokera Boiler?

I am losing pressure on my Vokera HE Compact boiler. It was installed 18 months ago. The first winter it ran f... [Read more]

No steam on Laurastar G4?

Turned my G4 on heating up next minute, beeping then a pop, turned the system off and there was a smell like a... [Read more]

no water from hotwater tap, glow worm 30cxi?

Hi I checked other replies and others with a similar problem state the water is not hot but mine is not runn... [Read more]

Cant re-pressurise my saunier duval isofast condens f35e?

The pressure in my system has dropped to 0.5 bar so I have an error message 21 and no hot water or heating. ... [Read more]

Why can we only get heating when hot water on also now(Dual programer)?

We recently needed to replace head valve due to pump over run problem.(Boiler is Potterton Profile) On putting... [Read more]

Hot Water Problem with Ideal Isar He24 Combi?

Hi, Can anyone help? A friend of mine is having problems with her hot water supply from her Ideal Isar He2... [Read more]

how can i fix my vokera 20-80 RS flowmatic boiler. ?

when i need hot water i need to switch on the central heating system, i cant leave it on constant because when... [Read more]