WIRING
WIRING DIAGRAM
DIAGRAM
Packaged Two Stage Heat/Two Stage Electric Air Conditioner
4. 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.
5. For supply wire ampacities and overcurrent protection, see unit rating plate.
BROWN
S
YELLOW
RED
VARIABLE
SPEED
BLOWER
MOTOR
5 4 3 2 1
5 4 3 2 1
GREEN
BLACK
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
F
NEUTRALS
W1
7
12 11 10
4
8
9
(STATUS)
RED
10 5 NONE
RED
WHITE
DUAL
CAPACITOR
240V
208V
RED
24V
TRANSFORMER
COM
ECONOMIZER
PLUG
RED
RED
BROWN
BROWN
5
C
R
C
W2
(HIGH HEAT
AUTO
DEMAND)
HEAT STAGE GREEN
BLUE
H
GREEN
HI/LO
DEHUMIDIFY
IGNITION / BLOWER
CONTROL BOARD
1
BLUE
1
Y
G
P2
S
Y2
HUM
C
C
ECONOMIZER
PLUG
ORANGE
BLUE
YELLOW
BLACK
GRAY
GREEN
LINE
HIGH
PRESSURE
R SWITCH
DEHUM
YELLOW
BLUE
R
OUTDOOR
FAN MOTOR
ADJUST
BLACK
GRAY
WHITE
BROWN
BLACK
RED
GREEN
BLACK
YE/BK
(CFM)
YEL
CONT
XMFR
NORM
(+)
(-)
TEST
BK/WH
COOL
ABCD
BROWN
YELLOW
9
8
7
6
5 YELLOW
4
3
2
1
YELLOW
ORANGE
HEAT
ABCD
BROWN
GAS VALVE
624652
9
8
7
6
5
4
3
2
1
YELLOW
ORANGE
YELLOW
RED
PARK1
COOL
EAC
T1
3
RED
PARK2
BLUE
5
VIOLET
HI-HEAT
6
LO-HEAT
YELLOW
T2
2
5A FUSE
L1
0
L2
PRIMARY
GAS VALVE
HI LO C
1 2 3
LOW PRESSURE
SWITCH
CCH
COMPRESSOR
GREEN
LPS
BLACK
PRIMARY
GAS VALVE
LO HI C
RED
RED
HPS
GAS VALVE
624787
9
8
7
6
5
4
3
2
1
YELLOW
FLAME ROLL-OUT
9
8
7
6
5
4
3
2
1
BLACK
FLAME
SENSOR
BLACK
ECONOMIZER JUMPER
HARNESS ASSY. 8-WIRE
RED
IF
EQUIPPED
BLUE
HIGH TEMP
LIMIT
WHITE
60Hz
1. Couper le courant avant de faire letretien.
2. Employez uniquement des conducteurs en cuivre.
3. Ne convient pas aux installations de plus de 150 V
a la terre.
P6 16-PIN
TO 208/230 VAC
POWER SUPPLY
208/230 Volt Single Phase
BLUE
NOTES:
1. Disconnect power before servicing.
2. For supply connections use copper conductors only.
3. Not suitable on systems that exceed 150V to ground.
BLACK
BLUE
1
INDUCER
2
MOTOR
3
1
2
3
RED
BLACK
YELLOW
GREEN
WHITE
BROWN
BLACK
RED
WHITE
TO DISCHARGE
AIR SENSOR
YELLOW
BLUE
BLACK
YELLOW
IGNITOR
Note: See Installation Instructions
for specific blower speed setting.
WHITE
SYSTEM STATUS - 2nd STAGE HEAT DEMAND
No demand for 2nd stage heat
2nd stage heat demand (Normal operation)
2nd stage heat demand, high pressure switch not closed
LED STATUS (GREEN)
OFF
ON
Flashing
SYSTEM STATUS - HI/LO DEHUMIDIFY (Cooling Mode only) LED STATUS (GREEN)
Factory jumper wire “R” to “DEHUM” in place or
“Close on Fall” humidistat (Low humidity) - Closed
ON
Humidistat open (High Humidity) Low Speed Blower call
OFF
BROWN
BROWN
L
Y2
R
C
Y1
G
CONTROL WIRING LEADS
W1 W2 Refer to Installation Instructions for
Connection to Indoor Thermostat
SYSTEM STATUS - IGNITION
Power On (Normal Operation)
High Limit Circuit Open
Pressure Switch Open with Inducer On
Pressure Switch Closed with Inducer Off
Failed Ignition (5 attemps) - Control in 1 Hour Lockout
208-230 Volt Polarity Issue
Excess High limit trips (5) within one call for heat
Excess pressure switch cycles (5) within one call for heat
Excess flame dropouts (5) within one call for heat
Not Used
Flame present with gas valve Off
LED STATUS (RED)
ON
1 Flash
2 Flashes
3 Flashes
4 Flashes
5 Flashes
6 Flashes
7 Flashes
8 Flashes
9 Flashes
10 Flashes
SYSTEM STATUS - CFM
NOT USED
LED STATUS (YELLOW)
OFF
GREEN
BLACK
GRAY
LEGEND:
FIELD WIRING
LOW VOLTAGE
HIGH VOLTAGE
7111820
(Replaces 7111270)
11/11