How to mend ... Pressure Valve Heating

blowdown running constantly?

the pressure relief valve on my combi boiler runs every time a hot tap is opened or the central heating is run... [Read more]

saunierduval f23e boiler pressure needle rises to red marking 4bars?

I have a f23e sanier duval boiler.The pressure gauge rises to 4 when we put the heating on and then water star... [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]

glowworm betacom boiler, pressure too high?

i have a glowworm betacom 30c boiler and the pressure is too high. it went too low and i filler it via the fil... [Read more]

sauni duval boiler F23E?

The water pressure needle goes to red marking ( 3to 4) when i use the central heating and water starts loosing... [Read more]

about boiler hydrometer?

I have a central heating boiler sr.no.0229L81794. The question is about the hydrometer. The hydrometer indicat... [Read more]

How can i fix my ariston micro genus 23?

Hi,My pressure reading when off is almost zero(first line in red)boiler will turn on and run fine but then the... [Read more]

Any more suggestions for my baxi 105e please?

woke up the other morning with no heating or hot water from my 5 or 6 year old baxi 105e combi.i have,within t... [Read more]

saunia duval combi f30e pressure build up?

pressure increasing when running central heating saftey valve opening looseing water until pressure drops then... [Read more]

water driping out of blow off?

are boiler is the ace high version it is holding pressure when it is not in operation. But when we put the hea... [Read more]

Locating an underfloor water leak?

Hi! My central heating system is of the sealed pressurised type and I am losing about one bar of water pressur... [Read more]

over pressure when turn on central heating?

hi my worcester 30si is over pressure when i put central heating on pressure is set at 1 bar.but rises to 3bar... [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]

baxi combi 105e boiler,no heating or hot water?

woke up the other morning with no heating or hot water from my 5 or 6 year old baxi 105e combi.i have,within t... [Read more]

Glow worm Compact Electronic Boiler?

My boiler is leaking water and it's got quite bad recently. The pressure is just above 2 and the red marker i... [Read more]

Safety Release Valve, RSF84?

My central heating keeps loosing pressure. The drain off pipe on the outside drips when the heating is on. Wi... [Read more]

glow worm swift flow 100?

hello, my boiler shuts its self down including pilot , i already found dry joints on control board,which are d... [Read more]

Sime super 90 plus problems?

Hi, We have a super Sime 90 plus boiler and about a year ago we had to change the dreaded diaphram in the dive... [Read more]

loss of pressure in brittany combi 80?

I keep losing pressure in my combi boiler, i recharged the system and when i put the heating on it seems to sl... [Read more]

How can I fix my Potterton Prima 40B Boiler?

Just added a radiator to the house and had a little leak, Ive sorted the leak and the boiler will ignite but n... [Read more]