User's Manual

Installation Guide
page 14 18-HD72D1-1
Diagram 16 - 1 Stage Heat Pump w/GAM5A & TAM4 Model Air Handler
Diagram 15 - 1 or 2 Stage Heat Pump w/TAM7 Model Air Handler
4.6 Heat Pump Applications
AUX 2
AUX 1
24VAC HOT
COMMON
SOV
COOLING
FA N
HEATING
ODT
RS
AUX2
AUX2
AUX1
AUX1
RC
RH
B/C
O
Y1
Y2
YI
YO
G
BK
W1
W2
Y2 Y2
G
BK
W1
W3 W2
ODT W3
ODT
RS1
RS1
O
Y1
O
R
B
R
B
Optional
Outdoor
Sensor
Optional
Remote
Sensor
3 2
1
824 COMFORT CONTROL
INDOOR UNIT OUTDOOR UNIT
NOTES:
1. Remove the factory installed “BK” jumper at the
indoor unit’s AFC Board
2. ”YI” and “YO” connections must be made as shown
for freeze protection and internally mounted
condensate overflow circuits to function properly
3. Wire 3rd party condensate overflow switches
between “Y1” of the 824 and “YI” of the airflow
control board
AUX 2
AUX 1
24VAC HOT
COMMON
SOV
COOLING
FA N
HEATING
ODT
RS
AUX2
AUX2
AUX1
AUX1
RC
RH
B/C
O
Y1
Y2
YI
YO
G
BK
W1
W2
Y2 Y2
G
W1
W3 W2
ODT W3
ODT
RS1
RS1
O
Y1
O
R
B
R
B
Optional
Outdoor
Sensor
Optional
Remote
Sensor
2
1
1
824 COMFORT CONTROL
INDOOR UNIT OUTDOOR UNIT
NOTES:
1.
”YI” and “YO” connections must be made as shown
for freeze protection and internally mounted
condensate overflow circuits to function properly
2. Wire 3rd party condensate overflow switches
beteeen “Y1” of the 824 and “YI” of the airflow
control board