Search results

Thanks for your reply. I can't be certain that it is the programmer wiring causing the error. This is the first time this year that the boiler has been used in anger for heating. I have replaced the link between the remote switch connections to rule out a connection issue with the external...

Hi, I need some help in understanding this issue. The boiler is 3 yrs old and has worked flawlessly over this time both CH & HW. I have recently fitted a 7 day programmer as well as the room stat already installed. All switching and operation appears normal. However, I notice that when...