How to mend ... Day Water Boiler

Greenstar CDi combi boiler overheating?

Hi, Greenstar CDi combi boiler 3 years old. Top floor radiators cold so bled, this dropped water pressure to z... [Read more]

What is wrong with my boiler - hot water only occasionally, heating fine?

I have a Glow worm Betacom 30c which I'm not impressed with due to the unreliability of the hot water. The ... [Read more]

vaillant VUW 242e locked out?

as soon as boiler is switched on it goes to lock out immediately, pump runs, green light on, orange heating de... [Read more]

Worcester Bosh 24SI II?

When boiler initially switched on it ignites and the heating and hot water works. After about 5 minutes (has ... [Read more]

Why does the boiler firer up for 1 miniute then gurgle and then cut out?

My worcester 28cdi Boiler is 9 years old, and has been serviced most years. But since this cold weather it ha... [Read more]

New replacement Netaheat profile pcb not working?

What is the problem my new replacement pcb will now not work without me banging or jolting it then it sparks u... [Read more]

boiler pressure drops to nil after use!!!?

i can use the hot water all day long and pressure stays same... i put central heating on and it works perfect,... [Read more]

Potterton Performa heating problem?

Hi, I have a Potterton Performa 28i combi boiler, I tried to turn the heating on the other day but it would ig... [Read more]

What is wrong with our Potterton Profile 80E boiler?

It is about 20 years old but works very efficiently when ON. The trouble is the pump is on constantly (24/7) ... [Read more]

Alpha CB24 Flashing Indicator Neons, No Hot Water/Heating, please help?

On sunday I discovered my Alpha CB24 had no power. On inspection, the main terminal fuse had blown. With a bit... [Read more]

Why does my Falcon 9915L809355 boiler keep turning off. It happens anytime ?

Why does my Falcon 9915L809355 boiler keep turning off. It happens anytime of the day and water pressure is on... [Read more]

Water Pressure & On/Off/Reset Selector Switch !?

My boiler is the Potterton Performa 24 Eco HE. I have two problems or maybe just one as I think they are conne... [Read more]

FERROLI OPTIMAX HE 31C flow sensor and water coming out the bottom!?

Hi All, New to the forum but really hoping someone can advise, We have a 5 year old OPTIMAX HE 31C boile... [Read more]

ferroli domina 80E boiler shutting down?

Hi I have an on going and worsening problem, my hot water runs cold and pilot light goes out after 1-10 min... [Read more]

Diverter valve?

hi there, i have vaillant ecotec pro 28 combi boiler, its diverter valve is leaks when we turn the hot water... [Read more]

Baxi combi 105 HE keeps loosing pressure?

There are no leaks on my heating system and as far as i can see there is nothing coming out of the pressure re... [Read more]

Vaillant Ecomax boiler - Fault Code F22 - Please help?

Major probs with my ecomax boiler. Over 2 weeks ago, when in shower noticed problem whereby hot water would ru... [Read more]

Boiler performa 24 has no pressure?

I normally now and again have to feed some pressure to get the hot water correctly. So the other day I had go... [Read more]

combination water pressure keeps dropping?

i have to top up every day using loop on my worcester 28/Si combi boiler, but I have noticed a clear piece of ... [Read more]

how can i fix ferroli optimax he=38c boiler?

boiler has run with no problems for about six months now have problem with pressure dropping. have added water... [Read more]