How to mend ... System Hot Water

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]

Halstead Ace High boiler central heating cuts out before thermostat tempera?

Hi, my Halstead Ace High boiler central heating cuts out before thermostat temperature. Hot water works fine a... [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]

How can I fill system pressure loop?

I have MAIN COMBI 24 HE boiler. When I dont use it, pressure stay in 0 and when I use hot water it goes up to ... [Read more]

Baxi Combi80 Eco No pilot light, no heat or hot water?

HI All, Think that this should be quick. Baxi Combi80eoc. Everything appears and sounds to work. Switc... [Read more]

Alpha Ocean 240E boiler doesnt work?

Hi Sry for asking amateur style question as I completely dont know about Boiler. I have just moved int... [Read more]

Alpha Ocean 240E Boiler not working?

Hi Sry for asking amateur style question as I completely dont know about Boiler. I have just moved int... [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]

Ravenheat Little Star LS100 problem?

I have had a few problems with this boiler for the last year in that the DHW is only hot when it feels like it... [Read more]

heating?

I have a Worcester 24i Junior combi boiler, lately when i have put the central heating on, after an hour or so... [Read more]

How can i get heating back on after power cut?

I have a central heating system - the timer lost power for a long time while i was on holiday. I had to repla... [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]

Pressure Drop?

I have a Grant Combi 90 Mk II boiler and approx 5 years ago had a tiger loop (GOK GS2000) fitted internally ne... [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]

is the water supposed to be hot in the header tank?

i have an old back boiler heating system and would like to know if the water in the central heating header tan... [Read more]

Vaillant VCW, no hot water or heating! help desperatly needed?

I have a vailllant VCW GB 282E and the hot water and the heating do not work. I havnt had the boiler on for th... [Read more]