User Manual

18
Wiring Congurations
The following section provides the various
wiring congurations compatible with the
iDevices
®
Thermostat. Find the conguration that
matches closely to your old thermostat and note
which system type you have for later reference.
Check your old thermostat to see if it has one or
two Red/R wires. If you have one R wire, connect
it to RH and leave the jumper in place. If you
have two, connect RC to RC and R/RH to RH, and
remove the jumper.
If your system has two R wires, either Rc and Rh, or R and Rc
If your system has two R wires,
either RC and RH, or R and RC:
Remove Jumper
between RC and RH
If your system has one R wire:
Keep Jumper
between RC and RH
NC
W2/E
W1/O/B
RH RC
Y2 Y1
G
NC
W2/E
W1/O/B
RH RC
Y2 Y1
G