Hope you can help as have dealt a lot with heating controls have air source heat pump and install totally sub standard so I'm upgrading the wiring plus underfloor heating and thermaskirt upstairs Below is what I have
Riello NXHM 016 Monobloc heat pump
Drayton wise (DW) thermostat kit 3
2 x zone pumps for ( 1x upstairs. 1x downstairs)
3 way valve
Upstairs is thermoskirt run back to a 7 way manifold with 6 sub zones using wireless DW Thermostats connecting back to the 1st DW underfloor heating controller
Downstairs UFH 7 way manifold 5 sub zones using DW wireless thermostats connecting back to 2nd DW underfloor heating controller
My issue is I can't find a S plan wiring diagram for the 2 zones into the 1 DW controller ( as in kit 3)
Also changing electrical box to a wago 221
Have attached a couple of photos

Riello NXHM 016 Monobloc heat pump
Drayton wise (DW) thermostat kit 3
2 x zone pumps for ( 1x upstairs. 1x downstairs)
3 way valve
Upstairs is thermoskirt run back to a 7 way manifold with 6 sub zones using wireless DW Thermostats connecting back to the 1st DW underfloor heating controller
Downstairs UFH 7 way manifold 5 sub zones using DW wireless thermostats connecting back to 2nd DW underfloor heating controller
My issue is I can't find a S plan wiring diagram for the 2 zones into the 1 DW controller ( as in kit 3)
Also changing electrical box to a wago 221
Have attached a couple of photos
