CCH
IF
EQUIPPED
9
8
7
6
5
4
3
2
1
9
8
7
6
5
4
3
2
1
9
8
7
6
5
4
3
2
1
9
8
7
6
5
4
3
2
1
240V
208V
24V
COM
1
2
3
1
2
3
L W2Y2
R C
Y1 G W1
54321
54321
VARIABLE
SPEED
BLOWER
MOTOR
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
R
S
C
R
S
C
CHF
TO 208/230 VAC
POWER SUPPLY
FLAME
SENSOR
HPS
INDUCER
MOTOR
IGNITOR
LOW
PRESSURE
SWITCH
HIGH
PRESSURE
SWITCH
L2 L1
T1T2
P6 16-PIN
2
1
3
6
5
4
78
9
12
11
10
W1
W2
C
R
G
Y
Y2
0
DEHUM
NEUTRALS
HUM
LINE
XMFR
CONT
EAC
COOL
PARK1
PARK2
HI-HEAT
LO-HEAT
P2
1
5
LPS
TRANSFORMER
HIGH TEMP
LIMIT
OUTDOOR
FAN MOTOR
DUAL
CAPACITOR
ECONOMIZER
PLUG
ECONOMIZER
PLUG
ECONOMIZER JUMPER
HARNESS ASSY. 8-WIRE
COMFORT
ALERT
Y2
Y
C
R
S
L
R
C
DC
SOL
YELLOW
BLACK
BLUE
YELLOW
ORANGE
BROWN
BROWN
(CFM)
YEL
GREEN
HI/LO
DEHUMIDIFY
IGNITION / BLOWER
CONTROL BOARD
(HIGH HEAT
DEMAND)
GREEN
(STATUS)
RED
AUTO
HEAT STAGE
10 5 NONE
COOL
A B C D
HEAT
A B C D
ADJUST
NORM
(+)
(-)
TEST
5A FUSE
HILO
PRIMARY
GAS VALVE
C
21
3
AIR SENSOR
TO DISCHARGE
FLAME ROLL-OUT
BLACK
WHITE
RED
RED
RED
RED
COMPRESSOR
RED
YELLOW
YELLOW
RED
ORANGE
BLUE
YELLOW
BLACK
GRAY
GREEN
YELLOW
CONTROL WIRING LEADS
Refer to Installation Instructions for
Connection to Indoor Thermostat
Note: See Installation Instructions
for specific blower speed setting.
WHITE
WHITE
GREEN
YELLOW
VIOLET
ORANGE
BLUE
BLUE
YELLOW
BROWN
GREEN
RED
BLACK
RED
YELLOW
BLUE
BROWN
WHITE
RED
RED
BLACK
BLACK
BLACK
BLACK
YELLOW
YELLOWYELLOW
BLACK
YELLOW
BLUE
BLUE
GREEN
GREEN
BLACK
RED
BROWN
BROWN
RED
BLACK
RED
WHITE
BROWN
BROWN
YE/BK
BK/WH
BLACK
WHITE
BLACK
RED
GRAY
BLACK
YELLOW
BLUE
GREEN
208/230 Volt Single Phase
Packaged Two Stage Heat/Two Stage Electric Air Conditioner
60Hz
WIRING DIAGRAM
NOTES:
1. Disconnect power before servicing.
2. For supply connections use copper conductors only.
3. Not suitable on systems that exceed 150V to ground.
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.
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.
FIELD WIRING
LEGEND:
LOW VOLTAGE
HIGH VOLTAGE
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 - 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 - CFM
NOT USED
LED STATUS (YELLOW)
OFF
SYSTEM STATUS - HI/LO DEHUMIDIFY (Cooling Mode only)
Factory jumper wire “R” to “DEHUM” in place or
“Close on Fall” humidistat (Low humidity) - Closed
Humidistat open (High Humidity) Low Speed Blower call
LED STATUS (GREEN)
ON
OFF
7111830
(Replaces 7111420)
11/11
HI LO
PRIMARY
GAS VALVE
C
GAS VALVE
624787
GAS VALVE
624652
BROWN
YELLOWYELLOW
BROWN
GRAY
1
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