FLAME
ROLL-OUT
SUPPLY
AIR LIMIT
BLOWER
LIMIT
BLOWER
LIMIT
PRESSURE
SWITCH
PRESSURE
SWITCH
PRESSURE
SWITCH
PRESSURE
SWITCH
TORQUE
MOTOR
R
C
GND
RX
TX
W
R C Y1 TWIN
COOL
FAN SPEED
HEAT
DEHUM
HP
SPEED
COMMON
PWM
MODE
NONE
NONE
R
C
GND
RX
TX
W
W
FLAME SENSOR
11
4
1
8
7
10
5
2
9
3
12
6
LINE- N
XMFR-N
LINE
LINE
XMFR
EAC
HUM
LINE- N
14325
R
C
TX
RX
W
COM
IGNITOR
DOOR
SWITCH
RCY/Y2 W2GW1Y1
BLACK
WHITE
1
2
1
2
BLACKBLACK
LOW
HIGH
24 V
120 V
WHITE
BLACK
WHITE W/ BLK STRIPES
BLK W/ WHITE STRIPES
1234
1234
GAS
VALVE
HI
LO
C
INDUCER
H
L
C
123
123
11
22
33
44
55
66
77
88
99
1
2
3
4
5
6
1
2
3
4
5
6
BLWR OFF
DELAY
RED
RED
RED
PART OF
MOTOR
123
123
For 80+ and 90+ 2-Stage Fixed Speed Upflow Furnaces
WIRING DIAGRAM
710732C
FIELD WIRING
LEGEND:
LOW VOLTAGE
HIGH VOLTAGE
BLUEBLUE
BLUE
BLUE
BLUE
BLACK
WHITE
BLACK
BLACK
BLACK
BLACK
BLACK
WHITE
BLACK
WHITE
WHITE
RED
RED
GREEN
GREEN
BROWN
BROWN
YELLOW
VIOLET
VIOLET
VIOLET
ORANGE
ORANGE
ORANGE
VENT LIMIT
(ON SELECT
MODELS)
BLACK 120V
WHITE (NEUTRAL)
GROUND
¢710732|¤
CONDENSATE
(ON SELECT
MODELS)
Refer to the Installation Instructions
provided with the kit for the proper
heating and cooling speeds for your
application.
If any of the origInal wire as supplied with the
furnace must be replaced, it must be replaced
with wiring material having a temperature
rating of at least 105° C.
Use copper conductors only.
This wiring diagram shows connections and
termination required for the blower kit only.
Use in addition to the wiring diagram for the
furnace.
Green LED Red LED
Control Fault (No Power) Off Off
L1 / Neutral Polarity Fault Flash Flash
1 Hour Lockout
Normal Operation On On
Pressure Switch Closed Fault On Flash
Pressure Switch Open Fault Flash On
Open Limit Switch Fault Flash Off
Low Flame Sensor Signal
Flame Present
Diagnostic Description
FAULT CONDITIONS
Diagnostic Description
Yellow LED
Continuous Flash
On
Alternating Flash
0408
MOTOR CHOKE
(ON 3/4 AND 1HP
MOTORS ONLY)
BLUE BLUE
BLACK
WHITE
BLACK
WHITE
BROWN
RED
ORANGE
YELLOW
GREEN
BLUE
BROWN
RED
ORANGE
YELLOW
GREEN
BLUE
-
1
