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Mend Pressure Rising Boiler

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We have 107 questions about mending 'pressure rising boiler'

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Mend Heating, Home Heating Systems

WHAT IS CAUSING PRESSURE PROB ON RAVENHEAT CSI85 BOILER?

NOW THAT WEATHER IS COLDER I HAVE TURNED UP HEATING AND PRESSURE IS RISING OCCASIONALY TO THE POINT WHERE IT W... [Read more]
Mend Heating, Home Heating Systems

Worcester 350 combi pressure rising to 3 bar?

Central heating pressure rises to 3 bar (initial pressure = 1 bar) and pressure valve operates. Once cooled, p... [Read more]
Mend Heating, Home Heating Systems

pressure is rising, but feed to boiler is not passing?

the pressure is rising in the boiler but the feed is not passing. when it goes to three bar it is blowing off.
Mend Heating, Home Heating Systems

any ideas what the fault is?

I have a Worcester Bosch Highflow 400 boiler. The hot water works fine, the problem is the central heating. Th... [Read more]
Mend Heating, Home Heating Systems

SD623 Pressure rising on heating?

Boiler fire,s up fine for hot water and heating . But when heating is left on the presure rise to 3 bar, when ... [Read more]
Mend Heating, Home Heating Systems

My Vokera 28 combi boiler keeps over pressurising?

I have a Vokera28 boiler fo about 2.5 years and just recently it has started to over pressurise causing the re... [Read more]
Mend Heating, Home Heating Systems

the pressure on my 20/80 flowmatic keeps rising?

hi there the pressure on my boiler keeps going up and blows off leaving me with no hot water until i turn the ... [Read more]
Mend Heating, Home Heating Systems

very hot water,high pressure and drips.....ahhhh!?

recently moved into house with ferroli modena 80e,serial starts 99. well it is a nightmare. the water in showe... [Read more]
Mend Heating, Home Heating Systems

Should my combi boiler come on when the cold tap is used..??

I have recently had a Glowworm combi (30cxi) installed - everything appear to be working fine, but I have noti... [Read more]
Mend Heating, Home Heating Systems

How can i reduce the pressure on my boiler?

I have a Vokera pressurised central heating system, and gradually over last few days the pressure has been ris... [Read more]
Mend Heating, Convector Heaters

pressure drop/increase baxi 105 e?

any help please. Always had a pressure drop on this boiler. keep topping up . thinking of using a sealer . Are... [Read more]
Mend Heating, Home Heating Systems

Potterton combi 80 boiler?

I have re pressurised the expansion tank as suggested. There is no water coming from the valve on the unit nor... [Read more]
Mend Heating, Home Heating Systems

How can I fix my ferroli combi boiler?

My 2 year old Ferroli F24 combi boiler keeps losing pressure. I refill it to 1-2 bar, however the pressure ke... [Read more]
Mend Heating, Home Heating Systems

High pressure in my ferrolli boiler?

My boiler was reading 3bar.I had the expanssion vessel replaced but the pressure is still rising.Any further i... [Read more]
Mend Heating, Home Heating Systems

Sabre 24 Combi boiler problem?

With the filling loop removed on my 18 month old SABRE 24 combi the pressure gauge on the heating circuit cont... [Read more]
Mend Heating, Home Heating Systems

Vokera linea 24 boiler will not fill?

Hi! my friends vokera linea 24 boiler pressure has dropped i tried to fill it using the relevant tap which i h... [Read more]
Mend Heating, Home Heating Systems

Pressure rising in central heating system?

I have a Ferroli combi boiler which has worked fine for the last 8 years. However it has recently begun to giv... [Read more]
Mend Heating, Home Heating Systems

pressure to high in potterton lynx 2 boiler?

The pressure gauge on my potterton Lynx2 boiler just keeps rising untill it goes off the dial! (then i turn it... [Read more]
Mend Heating, Home Heating Systems

How can i fix my boiler powermax 155x?

I had no hot water so i checked my boiler and the pressure had dropped to 0,so i turned the pressure up to 1 ... [Read more]
Mend Heating, Home Heating Systems

Water pressure keeps increasing?

symptoms are; bar rising from 1.0 - 3.0+ filling loop removed. draining rads of approx 2-3 litres of wat... [Read more]
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