G6Rc, G6Rd And G6Rl Control Board Diagram - Nordyne G6RC 90+ Installation Instructions Manual

For G6RC, G6RD and G6RL Residential Furnaces
BLUE BLUE
BLOWER SUPPLY AIR
DECK SWITCH
LIMIT SWITCH
(SELECT MODELS (ALL MODELS)
ONLY)
WHITE (NEUTRAL)
BLACK 120V
GROUND
ROOM THERMOSTAT
R
Y
G
W
AIR CONDITIONER
CONDENSING UNIT
C
Y
FLAME SENSOR
RED
GAS
VALVE
Legend
Field Wiring
Factory Wiring:
Low Voltage
High Voltage
FAULT CONDITION
Power On
Limit Circuit Open
Pressure Switch Stuck Open
Pressure Switch Stuck Closed
Ignition Failure (Check Ground)
115 VAC & Neutral Reversed or no Ground
False Flame or Gas Valve Relay Shorted
Power Off
FAULT CONDITION
Low Flame Sensor Signal
Flame Present
Figure 26. G6RC, G6RD and G6RL Integrated Control Board System Diagram
30
BLUE
FLAME ROLL-OUT
SWITCH
(ALL MODELS)
YELLOW
BROWN
IGNITOR
BLACK
BLACK
R BLACK
C
INDUCER
BLACK
STATUS
RED
LIGHT
ON
1 FLASH
2 FLASHES
3 FLASHES
4 FLASHES
If any of the original wire as supplied with
5 FLASHES
the furnace must be replaced, it must be
Continuous replaced with wiring material having a
OFF
temperature rating of at least 105 C.
FLAME
YELLOW
LIGHT
Continuous
Flash
ON
VENT PRESSURE
SWITCH
SAFETY
SWITCH
(ALL MODELS)
WHITE
BLACK
GREEN
TRANSFORMER
WHITE W/ BLK STRIPES WHITE
24 V 120 V
BLK W/ WHITE STRIPES
BLACK
RED
ORANGE
BLUE
BLACK
WHITE
THESE WIRES ARE
NOT PRESENT
ON 3 SPEED
MODELS
VENT
PRESSURE SWITCH
(93+ MODELS ONLY)
BLOWER DOOR
SWITCH
3 OR 4 SPEED MOTOR
C
H
MH
ML
L
1
2
3
4
5
6
MOTOR
PLUG