I have a Ruud thermostat want to change to totaline p274-0200-c
Heat pump unit a/c heat emerc heat where does the wires go
old unit is as
blue wire =O
white wire =X
red wire =R
white wire=E with jumper to W2
green wire =G
yellow wire=Y
old unit is as
blue wire =O
white wire =X
red wire =R
white wire=E with jumper to W2
green wire =G
yellow wire=Y
Heating & Cooling - Ruud - UBHC Air Conditioner
Answers & Comments
New stat
S1
S2
O/W2/B
R
C
Y/Y2
G
W/W1
Thanks for your help
What are the choices on the new t-stat need to know that first