How to mend ... Boiler Turning Itself

Worcester 240 combi - all lights on but no heating no hot water?

Hi, I have just moved in to a house and the boiler worked fine (well, it was heating the rooms but hot water w... [Read more]

glow worm 24 cxi filling loop not working?

Pressure had dropped due to bleeding. Bled again (not used much during the summer) and pressure dropped below ... [Read more]

Why does the Hawk II Optima keep turning on central heating without request?

I have a Hawk II Optima combi boiler which is around 10yrs old. I've pushed the selector switch to the disable... [Read more]

relating to potterton suprima 30 boiler?

The boiler runs fine but after about 3 to 5 mins unfortunately then stops (power and lights still on). It can... [Read more]

How to maintain the pressure from a combi boiler?

The hot water system in my house is supplied from a combi boiler, hot water on demand. The system works good,... [Read more]

How to repressure a Saunier Duval SD623 Combi Boiler?

My sister-in-law has a Saunier Duval SD623 Combi Boiler and only now getting luke warm water from the hot taps... [Read more]

Vaillant f22 error code?

I have a Vaillant combi boiler that I have had since new. A problem has now developed. Whenever I flush the up... [Read more]

when select hot water i need to turn on heating as well?

hot water will not work without turning on heating on my ferroli 901 boiler

Suanier Duval boiler (F24E) cannot decrease pressure?

The S.D. boiler in my new flat won't operate because the pressure is way too high. I have tried bleeding a rad... [Read more]

Potterton Suprima/Suprima L. constant central heating?

We cannot get our central heating to switch off unless we switch off the boiler. When calling for hot water on... [Read more]

Pipework Mix Up?

Hi there I recently relocated some pipework so that I could fit more ceiling joists to reinforce our loft conv... [Read more]

ferroli modena 80 e blowing fuses and no power to fan?

I have a 5 year old ferroli modena 80 e combi boiler and it recently stopped working. Checked the fuse on the ... [Read more]

Ravenheat CSI-85 Combi, erratic operation, any ideas?

Boiler now 2 years old. Works fine generally, however it has now started to operate even when the settings sa... [Read more]

Worcester 240 - Pilot light won't stay on?

Hi, My worcester 240 combi boiler's pilot light won't stay on. I can light it by holding down the pilot light ... [Read more]

Why does my boiler not turn off?

Hi. I have a Potterton Ultra DV40 boiler and also a Megaflo unvented water heater. When the boiler is heating ... [Read more]

Help Topping Up Water Pressure on Vokera 20-80 RS Flowmatic!?

Hi there, I've been having a few problems with my boiler (Vokera 20-80 RS Flowmatic), as we are able to get... [Read more]

Worcester 28 CDI combi?

Hi! How can we fix our combi boiler worcester 28cdi . It was working properly all of a sudden the gas started ... [Read more]

Vaillant combi boiler problem?

I have a switch 110 vaillant combi boiler. it seems to have a mind of its own. in the morning it comes on... [Read more]

potterton netaheat 55e turning on pilot light - reset button stuck?

In a previous thread for the 80e (which is a larger version of the 55e), a question was raised: "I have a p... [Read more]

Valiant Bolier hekp please?

My BIL has converted a 2 bed bungalow into a 4 bed house and done all work except lectrics. Gas and boiler not... [Read more]