How to mend ... Pressure Central Heating Drops

Baxi 105e pressure loss?

My Baxi 105e combi boiler works correctly on water and central heating. Five minutes after I turn the CH off, ... [Read more]

BG C1 Boiler (Bosch)?

Hi I have a British Gas C1 boiler and over the last 6 years it's had 3 heat exchangers. It is now showing si... [Read more]

vokera 20-80 rs pressure gauge drop?

I have a vokera 20-80 RS. Lately the pressure gauge needle drops violently when hot tap or central heating is ... [Read more]

Vaillant eco TEC boiler F22 keeps occurring?

Our ecoTEC boiler keeps giving an F22 error. We top up the system and then it's Ok for a week or so before it ... [Read more]

Why is there a vacuum in sealed central heating system?

The pressure in my sealed central heating system increases to about 2.5Bar when hot and running and drops to a... [Read more]

how can i fix my water pressure problem on my Vokera Linea Max combi ?

water pressure continually drops from 1.5 bar to zero over an 8hour period & has to be re-pressurised. Boiler ... [Read more]

Puma 80 problems?

Can you help me please ? I have a problem with my Potterton Puma 80 combi-boiler. ( permanent pilot mod... [Read more]

Water leaking from pressure valve of Baxi 80E combi Boiler?

When I put the central heating on the water leaks from the pressure valve. I keep topping the boiler up to 1 ... [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]

Vaillant Ecotech 837 plus lossing pressure over 3 weeks?

I have noticed when central heating is off boiler pressure drops from 80% to 25% in 2 days. when ch is on take... [Read more]

E02 error code ariston microgenus 28?

Boiler loses pressure frequently, especially when cold, E02 code keeps coming up. After repressurising the boi... [Read more]

Worcester 350 Combi boiler pressure fluctuations?

When my boiler is supplying the central heating and you draw hot water the pressure jumps up by about 0.5bar a... [Read more]

How can i fix my vokera linea 24?

Using just hot water there is no problem and central heating working fine but each time I switch the heating o... [Read more]

Potterton Ultra 2 - re-pressurised, but pressure drops within 2days?

We've had the boiler serviced, clean bill of health. Then had a leak from the water cylinder, so that system r... [Read more]

Britony Combi Se loss of pressure?

Hi, I have a Britony Combi SE boiler (an 80 I think) and I am losing pressure from the central heating side. I... [Read more]

How can i fix my Vaillant combi boiler?

The water pressure drops quite fast when the central heating is turned on. Looking at the external overflow p... [Read more]

HOW CAN I STOP WATER COMING OUT OF THE 15mm PIPE THAT GOES OUT SIDE FROM MY?

I HAVE A POTTERTON COMBI GAS BOILER THE 15mm PIPE THAT GOES OUTSIDE KEEPS LEAKING WATER AFTER CENTRAL HEATING ... [Read more]

why do i keep loosing pressure?

when i use my central heating the pressure drops and shuts theboiler off i have checked for leaks and found no... [Read more]

combie boiler pressure keeps going down?

my vokera excell boilers pressure drops to 0 when i have had the central heating on i then have to keep topp... [Read more]

Sime super 120 de luxe - high pressure problem?

Hi, I have read a few similar questions on this site, so appologies if this is not new, but here we go.. Th... [Read more]