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Hi, Thanks for the info. I have terminals Ns Ls and Lr, with a bridge between Ls and Lr. Are these just different names for Rn, Rs, Rl? and if so, can I just remove the bridge and connect one wire each to Ls and Lr. (I assume these mean Live Switch and Live Return - is that correct?) By...

Hi, I am trying to install a programmable room thermostat for my Worcester 24i Junior RSF combi boiler and I am struggling to make it work. My problem is that I am not sure which connections to use for the switch on the room thermostat. I am installing it using volt free switching and I...