How to mend ... Checked Expansion Bar

why ami losing pressure on my green star 28i junior boiler?

system and dhw working ok! check radiators for leaks and all topped up. The system is not dumping water ive ch... [Read more]

Glow worm 100E small burner flame, now hot water?

Hi, i hope you can help me with a problem that is just baffling me. I have a Glow worm 100E that has heating ... [Read more]

Boiler keeps over presureising?

I have a main 24he and it keeps building presure and releasing throgh the presure relif valve. I have replased... [Read more]

expansion vessel pressure?

we have an oil fired combi with a separate free standing 24 litre expansion vessel some 3 metres away. Follo... [Read more]

Vokera 24 losing pressure?

I have a vokera 24 combi that seems to be losing pressure. I pressurise the system to 1.1bar and while the he... [Read more]

Valliant Ecotec Pro no firing up?

I have checked the pressue in the tank is right, the expansion tank has 0.8 bar of pressure in it after system... [Read more]

My Ferroli F30B Boiler looses Bar pressure and goes off ?

When the boiler looses pressure it stops working when I repressurise the system it starts to work normally aga... [Read more]

one cold radaitor?

i have been having a problem with loss of pressure in vokera mynute16e release valve was opening pressure keep... [Read more]

Over-pressure on Worcester Bosch Heatslave 15/19?

I'll give you the full story. 2001 Worcester Bosch Heatslave 15/19 oil combi boiler; the pressure gauge showed... [Read more]

over pressure on baxi 105e even though boiler is turned off?

i have a baxi 105e and even with the boiler turned off, it keeps overpressurising and lifting the safety valve... [Read more]

halstead ace high boiler?

i am a hvac engineer and i have a pressurization problem with my boiler at home, i fill the boiler to 1 bar pr... [Read more]

SD623 Pressure rising on heating?

Boiler fire,s up fine for hot water and heating . But when heating is left on the presure rise to 3 bar, when ... [Read more]

low pressure in vokera linea he?

Hello, can I ask some advice? I have the above combi & a couple of days ago it began faulting on code 40, low ... [Read more]

Worcester 24i pressure release leak?

My boiler has a constant drip from the pressure release valve which stops when I turn on the hot water. The pr... [Read more]

How can I fix my Ferroli combi boiler losing water pressure?

I have a Ferroli Moderna combi boiler and have to keep on re-pressurising the system (by using a filling loop)... [Read more]

loosing presure on my vokera 24?

When I fill my vokera 24 boiler to just over 1 bar and then switch it on the needle goes right to the top and ... [Read more]

Fixing a Baxi 105e Combi which reports a fault when cold, works when reset?

Hi - this has baffled me and the heating engineer I've called in to look at it. My Baxi 105e has been reportin... [Read more]