How to mend ... Pressure 5bar Water

Boiler doesn't heat up?

Hi, I have an Halstead Ace High boiler that was showing lockout but i topped the pressure up to 1.5bar and ... [Read more]

Radiant RS24E. Error light 14, lack of water in system?

Radiant RS24E. Boiler has been in use for 8 years with no problems (result!!). I use the boiler for heating on... [Read more]

How to fix boiler (saunier duval) leak?

Hi there, I've got a little problem with my boiler. What happened when the hot water suddenly disappeared (w... [Read more]

low water pressure F28 lockout, Vaillant Turbomax plus 828E ?

Hi guys, Hope you can help. I've viewed all the relevant and some of the irrelevant posts on similar subjects ... [Read more]

Vaillant ecoTEC plus 837 pressure keeps dropping?

My boiler pressure keeps dropping to 0.4bar after a couple of hours even after refilling system to 1.5bar. T... [Read more]

Halstead Ace High, high pressure rise to 2.5bar when heating is on?

Please help, all rads bled okay, hot water demand fine. But pressure on gauge shows a rise from 0.5 to 2.5bar... [Read more]

How To Replace Pressure Relief Valve on Combi Boiler?

Dear Site, We have a Baxi Combi 105e, which appears to have a weak PRV, in so much that it is losing pressu... [Read more]

ariston combi losing pressure?

i have a 6yr old combi which if the heating and water are on will cut out or go to reset fill boiler to 1.5... [Read more]

loosing water pressure?

I have to top up the water pressure every day to 1.5bar. It looses about .5bar every day any solutions?

Over pressure?

I have a Worchester 350 which is 15 years old. I keep my pressure gauge at 1bar when the boiler is off and the... [Read more]

Pressure dropping on worcester 241 RSF boiler?

Hi i hope someone can help me, the pressure has been dropping on our boiler and has noe gotten to the point wh... [Read more]

what water pressure should i put in the central heating?

I have topped up the water pressure to 1.0bar put heating on then pressure graduly rises ti 3.5bar

Vaillant VCW GB 242 E :- Failure to iginite when central heating demanded?

My Vaillant VCW GB 242 E Combi Compact Wall Mounted Boiler is failing to ignite when the central heating is sw... [Read more]

hot water problem?

ive had my boiler for around 10 months now and not had a problem with it until now, when the shower is on it i... [Read more]

iston Combi hot water & Central heating System Red Light K?

Two weeks ago we had a leaking joint on one of our radiators this was repaired by a plumber who also drained t... [Read more]

boiler pressure?

I have a Halstead Ace High Combi boiler. The pressure in the boiler keeps dropping below 0.5bar then it shuts ... [Read more]

Increasing the Water pressure on potterton puma 80!?

After bleeding my radiators as a few of them were cold at the top, the water pressure on my boiler has dropped... [Read more]

Vaillant TurboMAX plus 824E boiler problem!!!!!?

hi i have had the Vaillant TurboMAX plus 824E boiler for about 2 and a half years, and it seems to be leaking ... [Read more]

How do you increase the pressure on Potterton Puma 80 Boiler?

After bleeding my radiators as a few of them were cold at the top, the water pressure on my boiler has dropped... [Read more]

Hot water prob - Vaillant Turbomax Plus?

For about the last 6 weeks or so our hot water temp has been very unstable. The boiler fires and heats wat... [Read more]