Hi can anyone help? I would like to change my BDR91 to a Hive receiver. My boiler is a Vaillant Ecotec 837. In my BDR91, there is a cable from the boiler and a feed from a fused switch. I’ve seen posts where there are only the cables from the boiler, so is it as simple as this?:
The two blue...
Hi. I would like to change my BDR91 to a Hive receiver as well. My boiler is a Vaillant Ecotec 837. In my BDR91, there is also a feed from a fused switch. Is it as simple as putting the two blues currently in N into Hive N and the black currently in L1 into Hive L, then following your...