How to mend ... Currently Bar Rises

pressure drop on ideal classic?

i have an ideal classic boiler, on switching on to heat the house the presure rises to nearly 3 bar plus somet... [Read more]

worcester bosch heatslave 20/25 pressure high and overflow active?

when hw and or ch is selected pressure rises past 3 bar and the overflow is active. when turned off pressure ... [Read more]

worcester bosch boiler - pressure problems?

COLD- pressure is less than 1. demanding hot water trips the boiler. I turn the central heating on and the... [Read more]

vaillant ecomax 824e flashing e20,e13,f20. How to fix it?

Thing is, that my boiler (which is vaillant ecomax824e) use to go through these codes e20 and then f 20, or e1... [Read more]

how can i fix my combi 80?

combi 80 set pressure gauge to 1 bar start central heating system pressure gauge rises to 3 bars then i ha... [Read more]

How can i fix my ariston micro genus 23?

Hi,My pressure reading when off is almost zero(first line in red)boiler will turn on and run fine but then the... [Read more]

over pressure when turn on central heating?

hi my worcester 30si is over pressure when i put central heating on pressure is set at 1 bar.but rises to 3bar... [Read more]

heatline condensing boiler?

When the heating is on , the water pressure rises from 1.2 bar to 3.0 , the window flashes blue with code FO 3... [Read more]

vokera boiler?

when the boiler comes on the pressure rises up past 3 bar then the safety valve opens and the pressure lost, i... [Read more]

Vaillant Turbo Max pressure gauge playing up?

Four year old boiler, gauge playing up. shows very low pressure ie one or below one when CH is off. When on t... [Read more]

my Glow-worm combi boiler keeps over pressurizing when on?

when i start my my Glow-worm combi boiler the pressure rises from 1.8 bar to 3 bar setting the prv off then it... [Read more]

ariston eurocombi looses pressure when off?

when boiler is not running pressure falls to below 0.5 bar within 30 mins. when i refill to 0.75 bar boiler ig... [Read more]

how can i fix my vailent combi model vcw 242eh?

pressurised boiler after flushing rads , to one bar,when running heating the pressure rises to two bar,when ch... [Read more]

vokera linea 28 over presure?

I have a linea 28 and when i turn the heating system on the pressure rises with the temp till it hits 70 degre... [Read more]

heatslave gaining pressure?

i have worcester heatslave oil boiler.the pressure keeps increasing to over 3 bar.i relieve the pressure but a... [Read more]

How to fix my Sabre 28 boiler?

Pressure rises to 3 bar, boiler switches off to stand by

Wor24cdi?

The pressure rises above 3 bar over night i have to bleed system to lower pressure but still rises any ideas ... [Read more]

vokera mynite 28se?

pressure rises to 3 bar causing pressure relief to open

Valiant Pressure problem ?

I have valiant ecomax 828 and pressure on c/h rises to 3 bar when heating is on but drops to 0 when off. I thi... [Read more]

how con I fix my Worcester 350 combi boiler?

another worcester 350 problem - hot water works fine, but on heating mode pressure rises to indicated 3 bar, a... [Read more]