Hi,
I wanted to replace my potterton EP 2002 programmer with a honeywell CM67, couple of questions.
1. Is that possible?
2. The existing wiring for the EP 2002 is
N
L
1 = hw off
2 = ch off
3 = hw on
4 = ch on
5 is a Common you link to L
The CM67 seems to only have the...