Search results

Thanks for replies. Turns out heat exchanger was blocked. All fixed now cold spell is over. Many thanks.

Thanks for reply. Been onto Vokera who say this boiler doesn't have a diverter valve, central heating side consists of a pump, heat exchanger and thats pretty much it. Still cold and frustrated!!.

Hope someone can help. We have a Vokera compact 28, 5 years old. Was fine till we added some cleaner to the system and in the space of a week all radiotors were cold. Hot water was and is fine. Have flushed out the complete system twice now so I know there are no blockages in the pipes. British...