How to mend ... Heating Pressure Changed

Faulty Ravenheat condensing boiler?

My Ravenheat CSI primary condensing boiler will not fire up. I called out a heating engineer who diagnosed a f... [Read more]

Worcester 24i combination boiler pressure loss?

Had fan changed, PCB board changed, internal blockage due(manifold changed) water pressure sensor changed. N... [Read more]

What is wrong with our boiler? Had several repairs?

Our boiler broke down just 6 months ago where we had it repaired and the switchboard changed. A year before th... [Read more]

Vaillant Ecotech Plus 831 F22 fault?

I've been having problems for 3 weeks now, and on the 3rd plumber, and still not fixed. First had F75 fault a... [Read more]

Vokera Excell 80sp poor hot water?

Hope someone can help. I have good heating but very poor hot water. the more i turn the tap on the colder the ... [Read more]

my Ravenheat 820/20 combi keeps overheating?

when the boiler powers up on central heating the boiler keeps running and makes the water presure go above 3 b... [Read more]

how can i fix my boiler?

i have a baxi combi 105 HE which heats water to taps but wont heat the radiators.i have recently changed 2 rad... [Read more]

Vokera HE35 has no heating but have hot water, how can I fix this?

Our boiler is not working properly on return from holiday we found we can only get hit water & no heating. I'... [Read more]

ferroli optimax HE31C the digital display is saying 'no CN''? ?

We have no hot water or central heating, no other error code is displayed. I've turned off at the mains, press... [Read more]

no hot water on my worcester 240bf?

Boiler lights up but have no hot water i have changed the diverter diaphram and can see the micro switch worki... [Read more]

Does my boiler need it's gas pressure adjusting ?

My Sabre 35 Combi boiler fires up ok when i turn on the hot water tap, but the water has to run for ages befor... [Read more]

Pressure constantly dropping and then the heating will not operate?

The pressure is set at approximately 1.5-2.0 bar. Over a period of 3-4 days the pressure drops to below 1.0 b... [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]

warmflow combi problem?

boiler is heating radiators from the return pipe when hot water only is selected. I have changed the non retur... [Read more]

diverter valve not operating?

Hi I am having a problem with my potterton performa 28i boiler. Central heating works fine. Dhw giving cold ... [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]

vaillant boiler pressure keeps rising?

Changed pressure relief valve on my vaillant turbo max plus 824e,(pressure kept dropping) Now pressure now cr... [Read more]