Hi I have a drayton LP241 connected to a honeywell T40 stat.
It's a back boiler system with a hot water tank.
https://ibb.co/tJy8209
this is the wiring i have into the controller
https://ibb.co/jkNxp3T
and this is the wiring i have into the stat.
There is also a wiring centre box which has a...
