There are currently three wires attached to my honeywell
Black to 1
Red to 3
Blue to 4
could somebody please tell me to which terminals I should attach them to on the Honeywell DT90E which has A B & C. Thanking you in anticipation
Black to 1
Red to 3
Blue to 4
could somebody please tell me to which terminals I should attach them to on the Honeywell DT90E which has A B & C. Thanking you in anticipation