the cylinder stat in fact did have 3 wires. Managed to fix bit identifying the point correct terminal and using an unused blue wire (in the pic). Connected up and thankfully working without a hitch.
Now just need to try to stop the gurgling noise... :roll:
Thanks for your help. Looks like I will have the task of running up and downstairs tracing wires. From some lunchtime research, my biggest concern now of that my cylinder stat is built in and i think it only has 2 wires. Oh and the little task of trying to get an extra wire linked up! Watch...
In the manual it shows a wiring diagram for Y-plan and s-plan. I presume I should have it wired for Y-plan with the parts I have? I take it there is no easy way to identify if its simply a wire which needs pluging in without working through the whole house wiring :(. I was hoping it may be one...
funnily enough this valve has just been changed as it went faulty. It was in fact this that made me realise that it was not wired correctly as only the heating was working and the water cold. Up until this point I did not think that was possible as the current wiring did not allow it!
I...
Boiler - Baxi Solo HE (gravity system)
Honeywell ST9400C1000
Honeywell T6360 termostat
Honeywell V4073A1054 3 Position diverter valve
Sorry to rehash an old thread, but i have exactly the same problem in my new home. It I turn on CH, there is no power to the boiler unless I also turn on...