Vaillant ECOTEC/PRO VCW 286

Seakerr
Seakerr
edited April 27 in Technical Questions

I am upgrading my old Ariston boiler to Vaillant ECOTEC/PRO VCW 286. I have been using Tado for a few years and unfortunately got zero help from Tado's customer care. Some input would be appreciated with regard to installing/wiring

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