How to mend ... Pressure Central Boiler

WHAT DOES MEAN RED LOCK OUT LIGHT FOR BIASI 24S BOILER?

BOILER KEEPS ON & OFF ITSELF? WHAT THE CENTRAL HEATING PRESSURE SHOULD BE?

Ferroli Otimax 801 central heating - will not fire up?

my ferroli Otimax boiler won't fire up. ? The pressure bar indicator is on zero, I prime it yet the pressure ... [Read more]

my vokera 20/80 has no dhw?

My vokera 20/80 has developed a dhw problem. The central heating works fine, however, when I open a hot tap, I... [Read more]

how do I replace a pressure reducing valve in a worcester 24i boiler ?

My boiler is running out of pressure, there is no leak anywhere, as soon as I refill the boiler, the pressure ... [Read more]

How can I reset my oil boiler?

How do i reset the pressure in my central heating boiler, (oil) the black arm is at zero and the red arm at on... [Read more]

glow worm flexicom 30sx lost pressure - help!?

Hi, I know nothing about boilers and am hoping someone can help. I think we had a leak on one of our radiators... [Read more]

my Volkera 80E won't heat water?

I have a Volkera Excell 8E combi boiler. The central heating works fine but there is no hot water. I have chec... [Read more]

Glow Worm 30ci - got hot water but no C.heating?

Firstly just like to say thanks to all that help on here. I am fairly competent with this kind of stuff, and ... [Read more]

How do i fix my boiler?

My problem is when the central heating comes on and starts to heat up, the boiler pressure guage starts to bou... [Read more]

why does the DHW work and not the Central Heating Worcester 24i rsf combi ?

the pressure is fine the boiler fires up when you run the hot water but the CH is not working. Have put it on ... [Read more]

How to pressurise expansion vessel?

Vaillant Combi boiler VCW 282 central heating expansion vessel needs to be re pressurised as it is causing hig... [Read more]

central heating/hot water not working?

how can i fix it my combi boiler is vokera excell 80sp i think pressure switch not working?

Puma 80?

PLEASE HELP.....? Hi, I require an experienced and competent gas engineer/boiler technician, to repair m... [Read more]

PUMA 80 pilot light problem?

PLEASE HELP.....? Hi, I require an experienced and competent gas engineer/boiler technician, to repair m... [Read more]

Worcester Bosch 28i Pressure release?

My Worcester Bosch 28i junior works fine on central heating but if i run hot water at the same time as the c/h... [Read more]

PLEASE HELP?

Hi, I require an experienced and competent gas engineer/boiler technician, to repair my boiler please. B... [Read more]

pressure on boiler?

how can i fix my baxi 105e losing pressure dont think its a leak cant find water any where..pressure ok when t... [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]

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]