How to mend ... Pressure Rises Heating Rises

Pressure rising each time boiler used?

Have Glow-worm Combi 30ci plus. Had the (cracked) expansion vessel replaced after leaking. Boiler pressure now... [Read more]

boiler pressure runs very high when heating is on?

boiler pressure runs very high when heating is on. Pressure valve opens and vents water but pressure does not ... [Read more]

Glowworm combi boiler pressure rises when central heating on?

My Glowworm 30ci combi boiler has an operating pressure of 1.5 bar but when I switch on the central heating th... [Read more]

Combi Boiler Problems?

When the heating is on the loop pressure rises and causes the boiler to shut down I have bled the system a... [Read more]

high boiler pressure on weil mcclain boiler?

my pressure releif valve is dripping when my boiler starts heating. valve is a 30psi model and pressure rises ... [Read more]

can anyone?

can anyone tell me why when my heating is on the boiler pressure keeps rising from 1Bar all the way up past 2b... [Read more]

alpha 280e combi no hot water?

i have heating but no hot water hot water works when boiler is in heating/hot water mode but not when in hot w... [Read more]

Whats wrong with my Vokera 24 compact?

I have just had trouble with the pressure release valve with water coming out the over flow everytime the heat... [Read more]

how do i reduce the pressure on my 30si glowworm combi boiler?

when on water heating only the pressure reverts back to 1.2 bar instead of the 1.0 bar. when on both heating ... [Read more]

Baxi combi 105e pressure loss?

my baxi 105e is just over 3yrs old. The pressure keeps dropping to nothing and have to repressurise it several... [Read more]

baxi bahama 100 combi knackered again-advice requested?

After several flow switches and a new PCB over the years my Baxi boiler has developed another fault. I am assu... [Read more]

how do I fix Vokera Flowmatic Combi Boiler?

WHEN MY HEATING IS OFF THE PRESSURE DROPS. I TOP UP THE PRESSURE TO 1 BAR, WHEN THE HEATING GOES ON THE PRESS... [Read more]

Boiler pressure problem?

Hi, When my boiler has heating on the pressure on the boiler goes up to 2 (this apparently is OK). But when I... [Read more]

Ferroli Optima 901 -occasional Hot water problem?

Hi I have a Ferroli Optima 901 combi boiler and have recently been experiencing occasional problems with no ho... [Read more]

Ferroli Optima 901 -Intermittent Hot water problem?

Hi I have a Ferroli Optima 901 combi boiler and have recently been experiencing intermittent problems with no ... [Read more]

Ferroli Optima 901 -Intermittent Hot water problem?

Hi I have a Ferroli Optima 901 combi boiler and have recently been experiencing intermittent problems with no ... [Read more]

Glow worm Swiftflow 120 Low system pressure?

When heating goes off, system pressure drops to point where low pressure light starts to flash. When heating ... [Read more]

Sime Friendly - Fluctuating Pressure Guage?

Hi, Apologies in advance for my lack of technical terminology, I'm no plumber. I've got an 'issue' wit... [Read more]

Baxi Bahama 100 CH not working?

We have so far spent nearly £1000 over the last 2 years on our Baxi Bahama 100 boiler, the latest problem is ... [Read more]

Baxi Bahama 100 - Pressure rising only when heating on!?

Hi, to anyone who can help me :-) I have a Baxi Bahama 100 combi boiler. Just recently, it has developed a ... [Read more]