How to mend ... Pressure Valve Leak

leaking pipe? Ferolli boiler new in 1993?

Our Ferroli boiler's pressure keeps dropping and we have been told we have a leak (not in the boiler itself) ... [Read more]

Reillo RDB1 boiler (kerosene burning)?

Hi. My boiler is on the blink. Recent History is that 1) it ran out of oil and got airlocked. 2) fixed airlo... [Read more]

Expansion vessel replacement?

Hi all, I have a Glowworm 80e combi with pressure issues. Low pressure on the gauge (sub 0.5bar). Fillin... [Read more]

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]

How can I fix my Thema classic F30E?

The seal has gone on the diverter valve allowing water to leak into it's mating part rendering both parts knac... [Read more]

luke warn water?

My six month old Optomax HE 31 C boiler was working perfectly until 3 weeks ago firstly the pressure started t... [Read more]

Worchester greenstar CDi 35 losing pressure?

Hi, I`ve had my Worchester CDi 35 for 1 year with no problems, runs great however last month I`ve been having... [Read more]

Potterton Prima C leaking?

Hope someone can help me - just having the bathroom re done and the rad replaced - now leak coming from valve ... [Read more]

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]

Potterton Performa 24 - Intermittent leak?

We have a potterton performa 24 which has been installed for about 4 years (very little use until 2 years ago)... [Read more]

Why is my Vaillant Turbomax VUW boiler pressure dropping after a service??

Hi, I had my boiler serviced and repaired (replacement diaphragm and push rod as micro switch wasn't workin... [Read more]

Worcester 24i pressure release leak?

My boiler has a constant drip from the pressure release valve which stops when I turn on the hot water. The pr... [Read more]

Dropping Of Pressure Worcester 240?

Hi Had one engineer out already, for the last 3 months my Pressure Bar on my Boiler has fallen below 1 bar, i... [Read more]

low water pressure in worcester bosch combi boiler?

i keep having to add water via loop to my w-b 350 combi boiler with increasing frequency. the pressure falls ... [Read more]

Help!! Big problem with my Ariston Euro Combi?

Hi I recentley reparied i leak to my central heating system and after i had drained it down, repaired the ... [Read more]

Worcester Bosch RSF combi boiler. How do i keep the pressure up?

I have a wor/bosch combi it had a leak from a valve. Behind the electrics on the boiler. The valve had an oran... [Read more]

Leak on feed side of radiator on a pressurized combi system?

I have a small leak from the valve joint on the feed side of a radiator, so the system which has halstead comb... [Read more]

Baxi bahama 100- is it knackered or shall i call baxi????

Hiya my boiler wont spark up its indicating no flame, i have tried everything, the presure valve wasnt shut pr... [Read more]

Vaillant Vuw242/282 Pressure drops to 0 when cold ?

Hi , I have a vaillant boiler, the pressure drops to zero when the system is cold. As far as im aware the pr... [Read more]

Ariston Combi - Max pressure exceeded and now leaking water?

I topped up my Ariston Combi boiler's pressure this morning as it was almost 1 bar but in doing so I must hav... [Read more]