How to mend ... Pressure Bar 4

Vokera Linea 726 - Pressure relief valve vs re-pressurise?

Hi. I have a Vokera Linea 726 which drips constantly to the outside but much moreso when the central heating i... [Read more]

Sometimes we have hot water, sometimes we don't! ferroli 80e boiler?

Help! Our boiler sits at about 2 bar of pressure. We have had problems with hot water going cold occassionaly,... [Read more]

how can i fix my halstead ace boiler?

my boilers pressure drops every day to 0.5 bar i keep filling it with the loop but what causes it

How to fix my Ferrolio Modena 80E gas boiler?

Each day I have to fill the boiler up with water because it has leaked out the over-flow outside the night bef... [Read more]

How can I get Boiler,Ferrolli, tempra 18?

I Have a Ferrolli Boiler the pressure has alsways been at 1 bar so I have increased it to 2 bar. I have hot w... [Read more]

chaffoteaux boiler pressure keeps rising?

pressure keeps rising over 3 bar sometimes upto 4. had filling loop replaced and heat echange but has not fix... [Read more]

ideal response 120 boiler?

i have now increased the water pressure to almost 2 bar, but the boiler contibues to fail to ignite. when i at... [Read more]

Boiler pressure too high?

I have a Worcester Bosch 280 combi boiler. The pressure on the scale is way past 4 bar. I have reduced the pre... [Read more]

How do I top up pressure on a Vokera Excell 80 SP?

I have a Vokera Excell 80 SP and the pilot light has gone out and the pressure has dropped to less than 0.5 ba... [Read more]

How can I fix the pressure on my Baxi Combi 105e boiler?

Why does the pressure on the Baxi Combi 105e boiler keep dropping when the central heating is off but when hea... [Read more]

Ravenheat CSI 85AT boiler tripping problem?

Ravenheat condensing combi boiler CSI 85AT fault? My 1.5 year old boiler has developed a random & intermitt... [Read more]

Ravenheat condensing combi boiler CSI 85AT fault?

My 1.5 year old boiler has developed a random & intermittent tripping fault, in both modes of heating (i.e. CH... [Read more]

low water pressure in worcester bosch combi boiler?

i keep having to add water via loop to my w-b 350 combi boiler with increasing frequency. the pressure falls ... [Read more]

All Radiators are cold?

Some of the upstairs radiators in my house were always cold so I bled them. This fixed the problem for that da... [Read more]

Sime super 120 de luxe - high pressure problem?

Hi, I have read a few similar questions on this site, so appologies if this is not new, but here we go.. Th... [Read more]

How can I reduce pressure in my Worcester 350 combi?

How can I reduce pressure in my Worcester 350 combi? My 13-year old boiler crashed and I used the manual tap t... [Read more]

Protherm 80E slow F0 problem?

Hi I have a Protherm 80E which has an odd fault in that the if pressure is set to say 1.5 bar all works exactl... [Read more]

Help!! Big problem with my Ariston Euro Combi?

Hi I recentley reparied i leak to my central heating system and after i had drained it down, repaired the ... [Read more]

prisma combi?

i put a question in recently asking do i drain the system until i have no pressure showing on the clock gauge ... [Read more]

105e over pressure?

my baxi 105e goes to about 3 bar when central heating is on this causes the pressure relief valve to operate a... [Read more]