WIRING DIAGRAM
For Upflow and Downflow Residential 80+ Furnace
with Variable Speed Blower
7103590 (Replaces 710192A)
Legend
Field Wiring
Factory Wiring:
Low Voltage
High Voltage
Power On
Limit Circuit Open or External Load On "W"
Pressure Switch is Open with Inducer On
Pressure Switch is Closed with Inducer Off
Ignition Failure (Check Ground)
115 VAC & Neutral Reversed or no Ground
False Flame or Gas Valve Relay Shorted
ON
1 FLASH
2 FLASHES
3 FLASHES
4 FLASHES
5 FLASHES
Continuous
STATUS
RED
LIGHT
FAULT CONDITION
Power Off
Low Flame Sensor Signal
Flame Present
Continuous
Flash
OFF
ON
FLAME
YELLOW
LIGHT
FAULT CONDITION
IGNITOR
INDUCER
PRIMARY
GAS
VALVE
SUPPLY AIR
LIMIT SWITCH
(ALL MODELS)
VENT
SAFETY SWITCH
(ALL MODELS)
TRANSFORMER
FLAME SENSOR
C
GREEN
BLACK
WHITE
BLUE
24 V
120 V
ORANGE
BLUE
BLUE
YELLOW
BROWN
BLACK
ORANGE
BLACK
RED
AIR CONDITIONER
CONDENSING UNIT
BLACK
BLACK
BLOWER DOOR
SWITCH
R
WHITE
BLACK
WHITE W/ BLK STRIPES
BLK W/ WHITE STRIPES
WHITE (NEUTRAL)
BLACK 120V
GROUND
BLACK
BLUE
FLAME ROLL-OUT
SWITCH
(ALL MODELS)
PRESSURE
SWITCH
C
180
120
90
60
THERMOSTAT
R
Y
G
W
YELLOW
GREEN
BLUE
GREY
RED
YELLOW
BLACK
WHITE
BLACK
W
W
RED
R
R
13 11 75
1234567
GREY
YELLOW
BLUE
BROWN
ORANGE
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
POWER FACTOR
CORRECTION CHOKE
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
12345
VARIABLE
SPEED
BLOWER
MOTOR
12345
VARIABLE SPEED
WER CONTROL BOX
NOTES:
1. Use copper conductors only.
2. 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.
3. Refer to the Installation Instructions provided with the furnace for the
appropriate heating and cooling speed settings for your application.
4. Ensure that wires from the blower remain connected to the board
thermostat terminals after making the field thermostat connections.
WHITE
YELLOW
YELLOW
Y
IF TWO STAGE CONDENSING UNIT
IS USED, SEE INSERT A
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
Y2
Y1
THERMOSTAT
INSERT A: TWO STAGE CONDENSING UNIT
Y2
Y1
YELLOW
Y1
BLUE
Y2
CONDENSING
UNIT
REMOVE BLUE
WIRE FROM
Y TERMINAL
OF
FURNACE
BOARD
-
1
Unbranded PGF1RA Product information
- Category
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- Type
- Product information
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