18-GJ83D1-1C-EN
33
24VAC HOT
COMMON
SOV
COOLING
FAN
HEATING
R
B/C
O
Y1
Y2
Y1
YO
G
BK
W1
W2
Y2
Y2
G
BK
W1
W3
W2
W3
O
Y1
O
R
B
R
X2
B
3
2
4
2
1
COMFORT CONTROL
1 OR 2 STAGE HEAT PUMP WITH TAM9/TAMG VARIABLE SPEED AIR HANDLER
INDOOR UNIT
OUTDOOR UNIT
NOTES:
1. Cut the BK jumper on the AFC when using the BK
fuctionality from the thermostat.
2. Y1 and YO connections must be made as shown
for freeze protection and internally mounted
condensate overflow circuits to function properly.
3. 3rd party condensate switches should break the Y1
circuit between the thermostat and AFC.
4. Connection to X2 is not required when using the
402, 624, 824, or relay panel controls.