How to mend ... Pressure System Topped

Vaillant ecotec 831 plus?

Following a F22 fault where we had no heating and only cold water from the hot water tap, I topped up the syst... [Read more]

Ariston microgenus 23 sounds like a jumbo jet!?

Ariston microgenus 23 sounds like a jumbo jet when the hot water is on, Ok when heating is on. The noise star... [Read more]

How can I fix my Vakera boiler?

I have a Vakers High Efficiency Combi Boiler, compact 29. The lights go through their sequence and stop on the... [Read more]

Boiler not working!?

Hi all, Could anyone advise on some basic fault detection methods for boilers? I have a Vokera Compact HE w... [Read more]

my Ravenheat 820/20 combi keeps overheating?

when the boiler powers up on central heating the boiler keeps running and makes the water presure go above 3 b... [Read more]

why ami losing pressure on my green star 28i junior boiler?

system and dhw working ok! check radiators for leaks and all topped up. The system is not dumping water ive ch... [Read more]

WB 42 cdi hot water?

I seem to have air in the hot water system, the heating is bled and works fine, the boiler was working fine ti... [Read more]

ideal isar he30?

Alright guys, I have an L9 fault on the boiler mentioned above. The pressure had dropped but I have topped ... [Read more]

Combi boiler losing pressure daily?

We have just had an additional radiator fitted to our central heating system. Each day the pressure has droppe... [Read more]

Can i repair Vokera Excell 80SP, ?

Is there a simple solution to above boiler, for last 2 weeks the boiler overflow has been dripping when hot or... [Read more]

vokera 16e loosing pressure?

my vokera 16e is loosing pressure after central heating goes off.not sure if its safety valve or expansion ves... [Read more]

How can I fix my Greenstar 30CDi System?

Hi - Boiler had been working fine. We topped up pressure recently ( to about 2). Now the pilot light is ... [Read more]

Can a bolier fault drop pressure even if there isn't a leak on the system?

My boiler is constantly dropping pressure and coming up with the fault code F.22, yet i can't find a single le... [Read more]

Over-pressure on Worcester Bosch Heatslave 15/19?

I'll give you the full story. 2001 Worcester Bosch Heatslave 15/19 oil combi boiler; the pressure gauge showed... [Read more]

I am on my third heater exchanger?

I am on my 3rd heat exchanger (37cdi Combi) We had major loss of bar pressure on the 1st one just after insta... [Read more]

how do i reduce system pressure on greenstar 28ijunior?

I put in more water because it was it reached the red zone and I topped it up til it reached the black bar and... [Read more]

how can I refire my Worcester greenstar 28 HE boiler?

I bleed radiator this caused a pressure drop and tripped the boiler out. I have topped up system but red light... [Read more]

Baxi Bahama 100?

My Baxi Bahama 100 made a crunching noise soon after it started. It then stopped. I noticed the water pressu... [Read more]

pressure loss in my Vaillant boiler?

my vaillant boiler model VC GB 242 EH is installed as a pressurised central heating & hot water system. The... [Read more]

Ferroli F30 water pressure problems?

I have a Ferroli F30 Cobi Boiler that has been working fine throughout the summer providing hot water. I have ... [Read more]