Hello, just want to be sure I'm getting this right. Combi boiler does not currently have a thermostat and I'll be using a Nest stand.
Nest heatlink to boiler (Valiant Turbomax 242/1)
N grey (neutral) to 5
L Brown (live) to 3
3 Black (sw live) to 4
And loop wire between L and 2 on the...
