How to mend ... Pressure Rises Heating Rises

what is the normal operating pressure for vokera linea 24?

the pressure is set cold at between one and one and a half, when heating is on pressure rises slightly as it ... [Read more]

ferroli f24 cuts out after 3 seconds?

the boiler ignites, then locks out after 2 or 3 seconds, i have bled the radiators, filled boiler back upto ju... [Read more]

Range Pewermax 155x - how can i fix it ?

The above system will only work if you press constant water. If you have water and heating on 'timed' it does ... [Read more]

Vailliant Turbomax plus 824/2e 828/2e Problems?

i have a Turbo max plus combi 824/2e / 282/2e boiler installed in my house (circa 6yrs old), which i'm experie... [Read more]

Worcester 350 combi pressure rising to 3 bar?

Central heating pressure rises to 3 bar (initial pressure = 1 bar) and pressure valve operates. Once cooled, p... [Read more]

worcester bosch heatslave 20/25 oilfired boiler?

when hot water or central heating are running bar pressure rises over 3 bar and overflow active . when unit l... [Read more]

Baxi Cmbi Boiler?

With the heating off, I bleed and pressurize the system and leave for 24 hours and there is no drop in pressur... [Read more]

ariston combi boiler?

My Ariston microgenus 27 mffi.is losing pressure through the safety valve(3 bar). when the central heating is ... [Read more]

why have i got high water pressure showing on gauge?

I have a Vaillant turbomax vuw242e Can anyone tell me why the pressure gauge rises up to 4 bar whenever the ... [Read more]

ocean styleff?

when i put heating on the pressure bar rises to red on my ocean combi boiler styleff

glowworm swift flow 80 (honeywell) combi boiler?

hiya my central heating wont work, i've tried bleeding the rads and all seem ok but i think there may be an a... [Read more]

optima 701 pressure rises when heatings on drops when off?

optima 701 was in when we moved in,we have had a few problems in the past with pressure releif valve needing c... [Read more]

High pressure on my Optima Ferolli 901 central heating?

Hi, I have a Ferroli optima 901 . I had problms with the DHW and foolishly adjusted this on the mod gas valve... [Read more]

Ferroli Modena 80 problems?

When I switch on my Central Heating, with the pressure at 2 bar, the system continually switches on & off for ... [Read more]

only get hot water when both water and heating on?

Have a Baxi Combi 80e. Pressure is low when just water on wen heating put on pressure rises. How can I get i... [Read more]

How do I drop the pressure from 4 bar on a Ferroli Modena 80 E?

When central heating is on, the pressure bar rises from 1 bar to 4 bar and water starts dripping from the expa... [Read more]

how can i fix my sime super 90 plus pressure?

my boiler is risen from 1.5 bar to over 3.5 bar i have blead all the rads in the house and got the pressure do... [Read more]

pressure drop in baxi 80e?

when i put the central heating on the pressure rises to above 3 bar so the overflow kicks in and i end up hav... [Read more]

how to repair my vokera linea 24 boiler?

how to repair my vokera linea 24 boiler? my boiler pressure rises to between 2 and 3.5 bars with the heatin... [Read more]

how can i fix my worcester28cdi combi central heating?

pressure is set at 1 bar when cold filling loop valve is closed and filling key is removed but when central he... [Read more]