Installation Manual

26 Canadian Air Handler Installation and Operation
Single Stage Hot Water Heat Only Application Two Stage Hot Water Heat Only Application
R
V/W2
W1
Y2
Y1
G
C
DH
O
1
2
R
V/W2
G
C
Air Handler
Air Handler
Thermostat
Thermostat
R
V/W2
W1
Y2
Y1
G
C
DH
O
1
2
R
V/W2
W1
G
C
Connect common (C) wire only if required. See thermostat installation instructions for more information.
NOTE