How to mend ... Water Hot System

myson apollo 50 B burner keeps running ?

Burner won't cut out have to turn it off manually before the system overheats.Rads are very hot. Very hot wate... [Read more]

why do only some of my radiators come on?

Hi, any suggestions would be grateful. Our central heating has been working fine til today, when i got up i f... [Read more]

vaillant boiler not staying on?

i have a vaillant vc gb 182eh boiler and it has not been switched on for heating for about 2 years by the last... [Read more]

how do i bleed my radiators !!!!!!!?

i have a baxi bernmuda back boiler central heating system,i have had a new pump fitted as the old one used to ... [Read more]

How can I fix my Vaillant combi boiler?

I have a vcw-gb 242 combi boiler and now find the central heating wont fire up. When i turn on the hot water t... [Read more]

Fault on Ariston micro Genus HE combi boiler ?

radiator side of system ok, but it is not producing hot water from the taps. System seems to briefly try to f... [Read more]

Vokera Linea, plenty hot water, no heating?

I am unable to turn on my heating, either by using the timed clock or manually. The hot water still works when... [Read more]

Worcester Bosch Thermotechnik 280 RSF - The heating system pressure gauge?

Lowering the pressure - heating system pressure gauge.? I have this boiler and i cant seam to get the pressur... [Read more]

Lowering the pressure - heating system pressure gauge?

I have this boiler and i cant seam to get the pressure to go down to the correct position. How can i do this? ... [Read more]

pipes banging noise?

hi there i have a baxi wall mounted boiler on a single pipe system and when i put the heating on there is a l... [Read more]

I have a Valliant turbomax vuw GB242/1E boiler?no hot water?

Evening, I have the above boiler and the heating system is working perfect but i am getting no hot water. I... [Read more]

potterton suprima 50 pcb problem?

after several years of problems,2 pcb boards,pcb repaired twice since [dry joint problems] new upgraded pcb fi... [Read more]

icos HE15 - central heating not working properly?

i have an icos HE15 with Megaflo system. The hot water is working, pressure seems fine, boiler is displaying ... [Read more]

baxi bermuda 552 system. fire goes on for 2 mins then goes off??

Hi, my fire in front of baxi back boiler, pilot light comes on and fire lights, but after 2 mins the fire goes... [Read more]

red light constantly on vokera combi boiler?

The red light on my vokera compact HE combi boiler is constantly on. As per the manual it could be due to syst... [Read more]

Adding dispersants to circulating water?

We have a Vaillant Combi, whic is persistently (at 2 year intervals) having to have the hot water heat exchang... [Read more]

No hot water when Ravenheat 84E? on but hot water when the CH is on?

My Ravenheat 84e/t has stopped giving out hot water. I can only have hot water when the system is fully operat... [Read more]

Diverter valves?

C/H & H/w. What a set up!!!!. Emerging from the floor 22mm pipe which carries the pump. Continuing the 22mm... [Read more]

Loud noise, no heating, no hot water-Boiler Vokera Compact HE?

Some time ago, the system started to make a loud noise. Then a few weeks ago the heating went down. Now, for ... [Read more]

how can I tell if the gas valve is being switched?

We have an old Potterton Netaheat 5/10 boiler, everything seems to be working, except gas to the main burner! ... [Read more]