How to mend ... Mains Water Boiler Pressure

worcestercombi 28cdi rising pressure?

when the boiler is not working the pressure rises even when the water inlet valve is disconnected but when i t... [Read more]

No hot water, heating ok?

boiler does not fire up when tap turned on and water flows. Fitted new pressure manifold but cannot get the di... [Read more]

Low to Hi Pressure?

Hope some one out there can help. I have just had my central heating boiler replaced with a combi,this runs of... [Read more]

Why do I need to top up the pressure in the CH each time I turn it off?

Why do I have to top up the water pressure in the CH boiler every time I turn it off. The pressure falls to be... [Read more]

Pressure fault on Worcester 28Si II?

Hi. I'm repairing my boiler after it froze. I have the central heating working now (pump and flow sensor damag... [Read more]

water pressure gauge keeps dropping potterton boiler 80 combi?

the pressure gauge keeps dropping and have to keep topping up the pressure from mains

Boiler making loud noise?

I had no hot water this morning although the CH was working fine. Nothing came out of the hot water tap in any... [Read more]

Vaillant boiler turbomax VUW 282/1E - increase to pressure !?

Vaillant boiler issue - increase to delivery pressure from pump, this varies in operation - i thought just a p... [Read more]

how to mend ravenheat CSI 85T boiler?

I have a ravenheat CSI 85T Combi boiler which Ive had for seven years. I always had problems with it from day ... [Read more]

How Do I Reset my Greenstar 30Si Combi Boiler?

I have no hot water or heating. I've checked the pressure gauge and set it to 1.5. I've switched it off at t... [Read more]

is it possible that the mains water is pressurizing the boiler?

it seems as though the boiler is on mains pressure although the fill pipe has been disconnected draing down it... [Read more]

Too much pressure iin my combi boiler????

I recently put my heating back on today and the pressure gage shot up to 4 in seconds. I then bled all the rad... [Read more]

High pressure on Glow worm 30cx boiler?

The pressure instead of remaining constant, as it is a sealed system, is increasing by approx 0.1 bar per day.... [Read more]

Baxi Combi 133 HE Plus loosing WAY to much pressure?

Hope you can lend some advise, I recently had the above boiler installed and I am only running 4 radiators at ... [Read more]

Baxi Combi 133 HE Plus loosing WAY to much pressure?

Hope you can lend some advise, I recently had the above boiler installed and I am only running 4 radiators at ... [Read more]

firebird heatpac 70-90 oil boiler leak?

There is water flowing out of overflow safety valve in boiler it also has a pressure gauge on it.Could this ju... [Read more]

Danesmoor oil fired boiler lock out?

Does anyone have any ideas how I can fix my boiler which keeps locking out? On reset the boiler fires for abou... [Read more]

My Danesmoor 26/32 boiler keeps repeatedly locking out?

Does anyone have any ideas how I can fix my boiler which keeps locking out? On reset the boiler fires for abou... [Read more]

Boiler expansion pipe blowing back?

Hi! I have a two-storey house, the boiler was originally on the ground floor. Seven years ago the boiler was r... [Read more]

How to repair sticking gas value Heatline Vizo 24?

I am getting a flashing LED to advise gas failure. No hot water or central heating. The boiler starts to fi... [Read more]