Discuss Best direct replacement for old Landis & Staefa Room Thermostat in the Central Heating Forum area at PlumbersForums.net
A very good question - I'll have to remove and get back to you - thank youIs it a 2 wire or a 3 wire ?
It appears to be a Landis & Staefa model RAD1.N which is a 3 wire type (ie L in, L out, N and E)Is it a 2 wire or a 3 wire ?
Here's some images from the inside. Model RAD1.N Looks like 2 wire. Can't see an earth wire?Is it a 2 wire or a 3 wire ?
Oh, yes. I'm wrong - sorry!Here's some images from the inside. Model RAD1.N Looks like 2 wire. Can't see an earth wire?
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