How to mend ... Central Heating Valve

have a boiler no hot water 28cdi?

worcester boiler 28cdi have central heating working ok hot water will not turn on downstairs bathroom turn wat... [Read more]

Hot water but no central heating?

Hi, having an odd problem with the heating today. i can get as much hot water as i want but cannot persuade... [Read more]

diverter valve not operating?

Hi I am having a problem with my potterton performa 28i boiler. Central heating works fine. Dhw giving cold ... [Read more]

No hot water on boiler 24vci, have central heating no fault code is showing?

No fault code is flashing, I have heating but no hot water. We have replaced the diverter valve, the flow swi... [Read more]

biasi boiler?

help,i have a BIASI RIVA M90E 24S and it has a problem..a short while ago i had central heating but no hot wat... [Read more]

Ravenheat LS80T No hot Water?

We have had the bolier for approx 5 Years with no probs. Lately we have no hot water from the kitchen tap and ... [Read more]

Mid Position Valve (Drayton)?

Hi, My problem is with my central heating and hot water system. This is a long one! When I select just h... [Read more]

how can i fix my vaillant turbomax plus 828e combi boiler (VUW GB 282/2-5)?

The central heating working fine but the boiler supplies only Luke worm water and after every few minutes the ... [Read more]

Do I need a new pressure relief valve?

when central heating is turned on, the pressure rekief valve is releasing water. do i need a new pressure rel... [Read more]

Ferroli Otimax HE38C?

Boiler has hot water, will fire up on Eco, it has everything calling for central heating and shows no fault co... [Read more]

Heatline boiler ignites and then the flame goes out?

My Heatline C28 boiler ignites for 5-10 seconds when water of central heating is requested, then the flame goe... [Read more]

Help with Worcester greenstar ri?

Hi, drained a central heating vented system today to fit a new rad valve, turned the cold water back on and re... [Read more]

vaillant combi heater vcw hot water problem?

just started problem where does not fire up when turn on hw tap. sometimes if turn tap off and then turn back ... [Read more]

baxi 105e combi boiler?

boiler wont modulate when central heating is on causing pressure to exceed 2.5bar, is it the electric safety s... [Read more]

baxi 105e safety valve opening,too much pressure?

central heating on, pressure increase to over 2.5bar causing relief valve to open,Is the safety electrical swi... [Read more]

Problem with Vokera 80SP combi boiler?

My Vokera Excell 80SP has developed a fault in which I have no hot water or central heating. The pilot light i... [Read more]

Lock out problem with vaillant turbomax plus?

My turbomax plus 828e locks out under the following circumstances.1 If I draw hot water when the boiler is co... [Read more]

running hot water,no heating?worcester 24i junior boiler?

Boiler fires up no problem for hot running water,but not for central heating.Tried reset button and the divert... [Read more]

replacement for Danfoss thermostatic cylinder valve with pump switch?

I have been advised to replace the old Danfoss thermostatic cylinder valve but my old one has an electrical sw... [Read more]

motorised head valve quick question?

Why would a motorised head valve on our central heating refuse to stay in manual?