How to mend ... Boiler Running Valve

my pressure valve keeps opening for no reason i run it at 1and half bar?

when the boiler is running it is fine soon as it is turned off over night the boiler empties through the press... [Read more]

Problem with Vaillant TurboMax VUW 242E, fan/boiler not running?

My boiler had divertor valve problem in past, plumber replaced it for a reconditioned one-it lasted about 2 mo... [Read more]

problems with worcester 350 hot water supply?

Can anyone help me fix a problem with my worcester 350 boiler? It runs ok on heating mode but when a demand fo... [Read more]

thelia 23, won't fire up (pilot lit, just won't heat water)?

When I try to turn the heating or hot water on, the fan keeps clicking between fast and slow, approx every sec... [Read more]

Why is my Potterton Netaheat 16/22 cutting out?

Hi - can you help? My Netaheat 16/22 Electronic is cutting out. It was installed in 1987, serviced every 5 yea... [Read more]

potterton combi 80 pump stops when hot?

my boiler runs ok for DHW had new divertor valve last year and flushed. CH starts runs for 20 mins, rads get h... [Read more]

how can i fix my vaillant turbo max 282?

i have a vailant vuw282 turbo max the heating system works fine, but the running water isnt getting up to temp... [Read more]

Overheat cut out worcester 9.24 electronic boiler?

Had no central heating but hot water ok, boiler shuts down after 2 mins, found (eventualy) that the thermocoup... [Read more]

domestic water safety valve leaking on Glow-worm 30 ci plus?

Water leaks out of the 10 bar domestic safety valve on my boiler when it has been on for a while, its running ... [Read more]

Sime super 90 combi boiler, low water pressure from dhw taps?

I have just replaced the diaphram in the Diverter valve, but still have very low pressure and no running water... [Read more]

Why does the pressure keep rising?

I recently had my bathroom tiled, in the process the builder took the radiator off of the wall, after refittin... [Read more]

Boiler fires up when demand for hot water but doesn't when demand for C/H?

I have a Potterton Netaheat Profile 80e boiler, Honeywell V4073A mid-position valve, Honeywell ST699B programm... [Read more]

slant fin boiler?

i have an old slant fin boiler that heats both hot water for regular use and heating .the heating sides zone v... [Read more]

MY TURBOMAX BOILER IS NOT DELIVERING HOT WATER?

THE LED PANEL SAYS FLUE FAN NOT RUNNING,ALTHOUGH YOU CAN HEAR THAT IT IS,THE LED ABOVE SAYS GAS VALVE OPEN BUT... [Read more]

hot water is running warm/cold?

I have a potterton performa 28i combination boiler less than 5 yrs old. Worked fine until few months ago. Call... [Read more]

baxi bermuda inset 2 boiler pilot flame going out?

We have a baxi bermuda back boiler running our central heating system (inset 2 50/4 installed in January 1999)... [Read more]

I have a alpha 240e combi boiler about eight years old?

I have noticed recently that radiator is getting hot when running hot water with boiler set on water only.also... [Read more]

air lock in heating system?

i am running h/w /c. heating from a vaillant boiler, but seem to constantly get an air lock which drones. i ha... [Read more]

Baxi 80e combi loses pressure?

My baxi combi 80e loses pressure from the pressure release valve when the central heating is on. when cold th... [Read more]

Ravenheat CSI 85 no DHW unless CH on?

Hi, I have a problem with a Ravenheat CSI 85 (18 months old) which will only give DHW when the CH is on. ... [Read more]