How to mend ... Boiler Pressure Leaks

Vaillant ecoTEC plus 837 pressure keeps dropping?

My boiler pressure keeps dropping to 0.4bar after a couple of hours even after refilling system to 1.5bar. T... [Read more]

how can I fix my boiler, Worcester Bosch RD532i combi?

I have a Worcester Bosch combi boiler model RD532i with a continuing problem. The pressure guage regularly fal... [Read more]

why is my ravenheat combi boiler losing pressure?

my ravenheat combi boiler has just started losing pressure there are no leaks evedent anywhere on the system a... [Read more]

Problem with Vokera UNICA HE?

HI I have the Vokera UNICA HE Condensing Boiler. For 2 yrs the boiler has worked fine until yesterday when i... [Read more]

combi boiler fault?

I have a combi boiler which looses pressure, the relief valve is ok, I fixed a balloon over the end to prove i... [Read more]

Ravensheat boiler?

I have a ravensheat combi boiler. every few days the pilot light will go off and the boiler therefore will ... [Read more]

ferolli boiler?

losing water have to keep topping up, changed pressure relief valve still the same what can it be? cant see an... [Read more]

ferroli f30b water pressure drops daily have no leaks not even prv?

ferroli f30b drops water pressure daily, prv not leaking, rad valves not leaking even checked pipe work under ... [Read more]

vokera linear AG ?

boiler pressure gauge shows 1 bar boiler will not ignite, when system is drained the pressure gauge still show... [Read more]

sabre combi boiler losing pressure?

Our combi boiler keeps losing pressure when heating is off, however if heating kept on constant it retains its... [Read more]

worcester 28si boiler loses pressure ?

My worcester 28si boiler loses pressure when the heating is on and off seems to lose it slowly continuously ca... [Read more]

Saunier Duval Combi Boiler?

Hi, The hot water blowoff pipe (Discharge pipe)from my boiler has started to leak constantly - I noticed the p... [Read more]

Valliant eco plus losing pressure - real mystery?

Hi all, My boiler keeps losing pressure on a daily basis and has been doing so for over 2 months. At first... [Read more]

What could be causing my Potterton Performer 28i to lose pressure?

Have checked all pipe work and radiators and there are no leaks however the Potterton Performer 28i boiler kee... [Read more]

Worcester Heatslave 15/19 - water runs cold every now and again?

I have a 10 year old oil fired heatslave. The heating is good and usually the water is too but now and again i... [Read more]

Problem with Vokera boiler - flue and pressure?

I have a couple of problems with my Vokera Synergy E boiler which I was hoping someone could advise me on plea... [Read more]

boiler won't fire up?

the boiler keeps losing pressure and won't fire up no leaks

fixing a worcester boiler?

I have a worcerster bolier which is nearly 2 years old, the pressure bar keeps dropping down into the red sect... [Read more]

water pressure?

need some help. my water/heating presssure on my boiler drops to zero all the time. I tur the valve to get it ... [Read more]

Jaguar Combi Boiler - System Pressure Fluctuations?

First off boiler is working OK, however the system pressure is fluctuating. When cold/ambient pressure is a... [Read more]