How to mend Heating Boiler Prv

High Pressure on a Saunier Duval SD 620?

the boiler is filled to the required 1Bar when cold and recently has been exceeding the 2 Bar pressure when th... [Read more]

1

Loss of boiler pressure ?

My glowworm boiler looses its presure overnight. i have checked all joints and underfloor pipes and joints, a... [Read more]

6

Why does my Bosch Worcester 24 CDi keep repressurising itself?

My bolier keeps repressurising itself slowly through use. I can't use my central heating as the PRV has broke ... [Read more]

how to fix baxi 133 he?

hi there i have a baxi 133he combi it all works fine apart from the pressure gauge sits at zero .then when the... [Read more]

3

Vokera linea 24 pressure problem?

I have a problem with my Vokera boiler, when cold the pressure will drop to almost zero, if I top up the press... [Read more]

6

Pressure Loss?

Have a 28CDi Worcester boiler, 5 years old. When the heating side is on things work fine till the heating is s... [Read more]

1

vaillant vcw gb 242 eh boiler?

Can you please advise fault on dhw when hot water tap is opened boiler ignites runs for 10 secs then cuts out ... [Read more]

3

Ariston Euro Combi - Hot Water problem?

Euro Combi SX 20 MFFICE (GC No: 4711602) A few weeks agao, I had a problem with my heating - cured by chang... [Read more]

Worcester Bosch 240 rsf demand ignite not working?

Hi I have a 240 RSF that has suffered previously from a leaking PRV, so I am familiar with represurising, ble... [Read more]

halstead ace high over pressurising?

I have a 5 year old Halstead Ace High boiler recently when the central heating is running the pressure has bee... [Read more]

2

Glowworm Compact 100e?

Went to a Glowworm Compact 100e the other day and found out it was a lose electrical connection. Problem solve... [Read more]

2

halstead finest gold locking out?

finest gold locking out,i have to switch off/on power 4-5 times to get it running, pressure is at 1.7 bar on g... [Read more]

2

Losing all pressure from system when central heating is switched off?

I have a Vokera Option Boiler, which from what i have heard is one of the worst boilers to have!!! Anyway, i h... [Read more]

1

RAVENHEAT LS80 in consistent DHW + pressure probs?

I have a ravenheat LS80T and when i don't use the Heating the pressure stays perfect but when I use the heatin... [Read more]

3

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]

1

pressure overflow problems on Thermaclassic combi boiler,?

Hi, I have had the prv on my boiler replaced as the overflow pipe was dripping and the pressure dropped to 0.0... [Read more]

2

Ferroli Boiler - Modena 80E (G.C. No. 47-267-05?

My Ferroli boiler is leaking from the overflow. I have had a new PRV and had it descaled but it is still lea... [Read more]

2

glow-worm flow switch problem and leak?

i have a glow-worm swift flow 100 and two separate problems. the first is the pressure loss, it after the heat... [Read more]

4

feroli optima 901 boiler pressure high?

HI my boiler optima 901 pressure is high 2.8 bar+ and operating the prv.I have set the pressure with the hea... [Read more]

2

Ferroli Optima 901 -occasional Hot water problem?

Hi I have a Ferroli Optima 901 combi boiler and have recently been experiencing occasional problems with no ho... [Read more]