How to mend ... Water Heating System Pressure

with the system drained, what pressure should be in the expansion tank? ?

worcester electronic 9.24. when i switch the central heating on, water pressure starts to raise from one bar u... [Read more]

Heating system not working properly after rad removal?

Hi all. Had a new heating system with Potterton Performa 24 boiler fitted as part of refurb. Everything worked... [Read more]

Strange Goings On with Boiler:Pressure Surging to 3+ when Hot Water Goes On?

Strange Goings On with Boiler: Pressure Surging when Hot Water Goes On I bled my radiators a few days ago... [Read more]

28i junior CH problem?

I have a fault with the central heating of my worcester 28i junior. The boiler fires up and the radiators heat... [Read more]

Boiler Shut Down?

I had an Ariston Combi Boiler fitted a while ago (2/3 Months).The Bungalow is up for sale so the system at the... [Read more]

correct water pressure in a vaillant turbotec central heating gas boiler?

i have a vaillant gas central heating system with 10 radiators and i was wondering what would be the correct p... [Read more]

Boiler won't ignite?

Hi I have a Worcester 24i RSF (combi natural gas) boiler, I stopped working the other day, it fails to ignite.... [Read more]

Pressure loss in pressurized heating system?

I have a gas boiler which feeds a pressurized heating system and pressurized hot water tank with no header tan... [Read more]

Too much pressure on Worcester 28i Junior?

My decorator took off a radiator and heating would not come back on. I repressurised, bled all rads and eventu... [Read more]

Worcester Bosch Oil Heatslave 20/25 two years old?

Can not get the central heating to work; the water pump does not seem to be running. Hot water fine. Had a lon... [Read more]

is there a cap/blank missin on my built in filling loop?

when puttin pressure into my heating system water poors out of a little open end, looks like a blank or cap is... [Read more]

ariston combi boiler?

My Ariston microgenus 27 mffi.is losing pressure through the safety valve(3 bar). when the central heating is ... [Read more]

why have i got high water pressure showing on gauge?

I have a Vaillant turbomax vuw242e Can anyone tell me why the pressure gauge rises up to 4 bar whenever the ... [Read more]

Celsia 24LE keeps tripping?

My 24LE frequently needs resetting. I've drained and flushed the heating system, which made no difference. Whe... [Read more]

sime format c boiler-female in distress!!?

Hi, my heating has been off most of the summer and on swithcing the system back on it worked perfectly but i n... [Read more]

Jaguar 23Kw - FO fault?

When the Central heating is on there is warm water coming out of an expansion pipe , therfore the system loses... [Read more]

ongoing problems with ferroli optimax he 31c boiler?

I was getting code f40 , pressure was at 3+ , so i drained system, pressure was at 2, now i am getting code fh... [Read more]

how can i fix my jaguar 23?

i can not get the boiler to fire up when i turn the hot water on there for not geting any hot water. i have th... [Read more]

Increase pressure in Ideal C95FF combi boiler?

We recently disconnected a radiotor before decorating, but once it was reconnected and the valves opened again... [Read more]

no water pressure on vaillant hot water unit?

have had to remove central heating units to lay new floor .When put back there was no water pressure shown on ... [Read more]