W plan wiring using midposition valve

[Readingplumber]

Hi is it possible to wire up to work has a W plan using a mid position valve? If so any advise? Thanks

 

[king of pipes]

Found this online bud . cheers kop

 

[doitmyself]

If you connect the white and grey wires together they become the equivalent of the brown wire in a diverter valve. The orange is not used, so it should be "parked" in an unused terminal of the wiring centre.

Why are you thinking of W Plan?

 

[Readingplumber]

Thanks just need it for a temp repair till major system renewal in summer.