Nordyne R4GD Series User Manual

18
Figure 10. Single-Phase Wiring Diagram.
WD# 7105850
S
N NOTES:
1. Disconnect all power before
servicing.
2. For supply connections use
copper conductors only.
3. Not suitable on systems that
exceed 150 V to ground.
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.
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.
FAULT CONDITION STATUS LIGHT (RED Power On On Limit Circuit Open 1 Flash
Pressure Switch Stuck Open with Inducer On
2 Flash
Pressure Switch Stuck Closed with Inducer Off
3 Flash
Ignition Failure (Check Ground) 4 Flash
230 VAC & Neutral Reversed or No Ground
5 Flash
False Flame or Gas Relay Shorted
Continuous Flash
Power Off Off FAULT CONDITION STATUS LIGHT (YELLOW)
Low Flame Sensor Signal Continuous Flash Flame Present On
1
1
2
2
FLAME
ROLL-OUT
SWICH
LIMIT
SWITCH
TO THERMOSAT
Y2
Y
C
W1
G
R
PRESSURE
SWITCH
GROUND
RC YGW
NEUTRAL
S
EAC
HUM
XFMR L1 EAC COOL
HEAT
M3 M2 M1
HUM
COM
24V
GAS
VALVE
FLAME
SENSOR
INDUCER
IGNITOR
C
R
9
8
7
6
3
2
1
5
4
6
3
2
1
5
4
RELAY RELAY
TO 208/230 VAC
POWER SUPPLY
TO DISCHARGE
AIR SENSOR
L2
T2 T1
L1
2 3
4
5 6 7
8
9 1
CRANKCASE
HEATER
(IF EQUIPPED)
GROUND ON
LOCATION
PROVIDED
INSIDE
COMPRESSOR
TERMINAL BOX
C
R
PRESSURE
SWITCH (44)
IF EQUIPPED
COMPRESSOR
CONTACTOR
COMPRESSOR OUTDOOR
FAN MOTOR
DUAL CAPACITOR
ECONOMIZER JUMPER
HARNESS ASSY
8-WIRE
ECONOMIZER
PLUG
BLOWER
MOTOR
C
CHF
ECONOMIZER
PLUG
24V
COM
208V
240V
T1
G
N
L
T5
T3
T4
T2
C
2 3
4
5 6 7
8
9 1
2 3
4
5 6 7
8
9
1
2 3
4
5 6 7
8
9 1
1
1
2
2
BLACK
BLACK
BLACK
BLACK
BLACK
BLACK
BLACK
BLACK
BLACK
BLUE
BLUE
BLUE
BLUE
BLUE
BLUE
BROWN
BROWN
BROWN
WHITE
WHITE
WHITE
WHITE
WHITE
RED
RED
RED
RED
RED
RED
RED
RED
RED
RED
RED
ORANGE
GREEN-YELLOW
ORANGE
ORANGE
ORANGE
YELLOW
YELLOW
YELLOW
YELLOW
GREEN
ORANGE
RED RED
BLUE
YELLOW
BLACK
GREY
GREEN
ORANGE
BLUE
YELLOW
BLACK
GREY
GREEN
S
R
Field Wiring
Factory Wiring
Low Voltage
High Voltage
7105850

Nordyne R4GD Series Specifications

General

Brand	Nordyne
Model	R4GD Series
Category	Air Conditioner
Language	English