Hello
Can anyone help me understand how to change my RMT230 thermostat to a digital one I have bought? (Moes 009 series Gov thermostat)
It’s for my combi boiler
3 wires at in my RMT one (240v)
White=4
Brown =1
Black =3
Just not sure where they going the new thermostat
Picks below
Old thermostat...