Question about Honeywell Heating & Cooling
...wiring diagram terminals on ST6400 ST699 ST6400 L L N N 3 4 4 2 both normal close 5 not connected 6 3 7 1 8 not connected all ok but i have no wire from terminal 4 on ST699Honeywell to terminal 2 on ...
...Plan Wiring Centre Part number 42005748-001. Without going into too much details, I connected as follow Towerchron QE2 Honeywell Programmer Block Live Brown L Neutral Blue N Earth Gre/Yel E CH On(T4) ...
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