How to mend ... Boiler Going Pressure

heating system?

why does my sime format 80c combi boiler loose pressure when it is switched off?

how to repair micron 100ff boiler?

My system does not ignite. 3 LEDs show on the PCB and the spark fires but no gas ignition or pilot light. fan ... [Read more]

ferroli modena 80?

why dose the boiler pressure drop but there are no leaks

vaillant turbomax vuw 242e problem?

guys i have a problem with a vaillant turbomax vuw 242e boiler, i get dhw but no ch the auto air vent is leaki... [Read more]

How can i fix my Ravenheat CSI 85 AAA (T) 780 series?

can anyone help me please? my ravenheat CSI 85 AAA (T) boiler works absolutely fine in winter mode but when i ... [Read more]

Mains Stopcok - Full On or Not?

Since having a combination boiler fitted we now have no cold water tank, so all our cold taps (4 with 3 t-ing ... [Read more]

boiler wont go to hi pressure?

the boiler starts on low goes to 30 psi then shuts off and wont go on up to 60 psi to run the dry cleaning pla... [Read more]

Ferroli HE31C - Hot water but no heating?

There is an error code D2 on the boiler and no matter what I try I can't make it go away. I've tried turning i... [Read more]

Drayton Digitstat RF1 Wireless Thermostat?

Have come home from an extended holiday to find no heating. Stat set at 15c to come on when house cold. Stat s... [Read more]

Drayton Digistat RF1?

Have come home from an extended holiday to find no heating. Stat set at 15c to come on when house cold. Stat s... [Read more]

Ideal Boiler Not Starting?

I had a gas fire removed recently and a few hours later our gas boiler stopped working. Odd coincidence. Th... [Read more]

sabre he boiler?

Hi hope someone can help with a problem i'm having with my sabre he combi boiler. Yesterdaymorning i noticed t... [Read more]

Potter powermax HE won't refill?

Hi, Our Potterton powermax HE is showing A15, ie lower pressure. When we tried to used the valves to increase... [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]

How can I fix my Potterton Perfoma combi 24 boiler?

My potterton Perfoma boiler done not give hott water when the inlet water pressure valve is fully open. But w... [Read more]

Greenstar 42CDi combi boiler flashing EA ??

No hot water and no central heating - pressure is in the green area. any ideas ??

How can I fix my Ideal HE30 Isar boiler?

Tried to 'top-up' the pressure but bar is now at 3.5 when cold and 4 when hot????? Help! does the system ne... [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]

pressure goes up on combi boiler?

i have reduced pressure on my combi boiler but it creeps back up pump kicks in runs for about 3 mins and kicks... [Read more]

How do you reduce The water pressure?

I would like to reduce the pressure in my Vaillant Eco Boiler