How to mend ... Help Central Heating

Central Heating and Water on continuously?

New CH pump fitted a month ago by a registered plumber. Since then the Central heating and water runs continuo... [Read more]

How can I fix this Valliant problem?

When I turn off my central heating and have turned all the controls off why does the heating still stay on whe... [Read more]

New Glowworm 24c betacom- not heating radiators?

We had a brand new Glowworm 24c beta com combi boiler installed last week, with a digital thermostat in the li... [Read more]

how can i fix my ferroli spa boiler?

my ferrolli combi boiler will not keep central heating pressure and every time i fill it via the fill tap it d... [Read more]

Potterton Gold 33HE Combi boiler - unusual pressure problem?

When the boiler is off the pressure is about 1.3bar. When the boiler comes on the pressure drops to 0.8bar. I... [Read more]

The lockout light is on and the heating won't turn on, PLEASE HELP?

We have a Potterson Combi 80 boiler, and the lockout light has come on, and the central heating will now not c... [Read more]

how to fix worcester boiler (240)?

helo i have a worcester 240 gas boiler and when switched on and hot water tap on gas fires up for about 5 sec... [Read more]

How do I increase water pressure from red to green on greenstar 28i?

Desperate as it is freezing. Can't put on central heating cos guage shows it in the red on 0. I know I have to... [Read more]

What are the symptoms of a faulty boiler stat ?

My boiler seems to be running for very short periods and the central heating hot water is not getting to the f... [Read more]

WB Greenstar 28i Pressure Problems?

My Greenstar 28i has been running for about 32 months and has been serviced annually. I have noticed that whe... [Read more]

Vailant VCW 242EH, Sticking diverter valve?

Hi, the movement on the diverter valve on my Vailant VCW-242EH is not sufficient to allow the microswitch to ... [Read more]

vaillant eco tec pro 28 ?

My central heating goes off when I open the hot water tap. To get the heating back on I have to switch the ce... [Read more]

my vokera 726 is losing water pressure when the central heating is turned?

what air pressure is required in the expansion vessel

Boiler switches off water heating when the central heating is due to come o?

When the heating is timed to come on the light flashes but no heat appears and at the same time the water ceas... [Read more]

I'm not getting amy hot water from my ravenheat combi?

I'm not getting amy hot water from my ravenheat combi however the cental heating seems ok and so does the syst... [Read more]

vailant 242e turbomax and the temp keeps fluctuating?

My central heating is working fine. But everytime we use the shower or the bath tub the water temperature keep... [Read more]

arison genus he?

What bar should your ariston micro genus he boiler be at when cold? And what should it be when central heating... [Read more]

my central heating is working but i only get luke warm water ?

my central heating is working, but when i turn on the tap it fires up but the water does not get hot.

Grundfos Selectric UPS 15-50 pump?

The pump is constantly in the on position, even when the central heating and the water systems are off. Bef... [Read more]

baxi combi 80e intermitent hot water failure and pessure droppping?

My baxi combi 80e has an intermittent fault with the demand hot water running cold and the system is also losi... [Read more]