Thanks Stem for your reply,
think I might have to go up into loft to check where this yellow wire comes from !
With regards to the connections on the SALUS: would they be as follows:
1. NO (Normally open)
2. COM
3. L - RED wire assuming this is the mains live
4. Neutral
Where would the other...
Hi
just received the Salus RT300 to replace the aging honeywell T6360B. Thought the wiring was goign to be simple.
The Honeywell appears to be wired:
Earth - Green / yellow
Blue - 2
Red - 3
Yellow 1
How does this correspond to the Salus wiring? Not sure why the current red wire is on #3 as...