Westinghouse GR4GD-O Product information

GR4GD-O
Westinghouse
Brand
Westinghouse
Model
GR4GD-O
Category
Motorcycle Accessories
Type
Product information

This manual is also suitable for

CONTROL WIRING LEADS
Refer to Installation
Instructions for Connection
to Indoor Thermostat
XFMR
L1
EAC
M3
COOL
HEAT
HU
M2
M1
HUM
EAC
NEUTRALS
Pin Numbers
P2
3 2 1
6 5 4
Pin Numbers
P1
9 8 7
3 2 1
6 5 4
24V
COM
3A
FUSE
FLAME
(YELLOW)
STATUS
(RED)
T3
T1
T2
*ASCT
L1
T1T2
L2
CONTACTOR
RED
BLACK
BLACK
TRANSFORMER
BROWN
BROWN
BLACK
BLACK
INDUCER
MOTOR
IGNITOR
RED
ORANGE
ORANGE
FLAME
PRESSURE
SWITCH
BLUE
BLUE
BLUE
FLAME
ROLL-OUT
SWITCH
LIMIT
SWITCH
PRIMARY
GAS
VALVE
SECONDARY
GAS VALVE
BROWN
BROWN
BROWN
YELLOW
YELLOW
YELLOW
BROWN
VALVE RELAY
76
5 4 3 2 1
11 7 513
R
1
2
4
3
7
8
6
5
13
14
16
15
11
12
10
9
9
8
7
6
5
4
3
2
1
16
15
14
12
11
10
13
W2
WHITE
WHITE
DUAL CAPACITOR
F
ORANGE
BLUE
BLACK
YELLOW
RED
BLACK
VARIABLE
SPEED
BLOWER
MOTOR
54 23 1
15432
BLACK
WHITE
YELLOW
BLUE
BROWN
ORANGE
RED
VARIABLE SPEED CONTROL
BROWN
WHITE
YELLOW
RED
GREEN
RED
ROOM THERMOSTAT
COMPRESSOR
OUTDOOR
FAN MOTOR
YELLOW
BLACK
LOW
PRESSURE
SWITCH
RED
POWER SUPPLY
R
S
C
GREEN
RC
Y
G
W
GRAY
WGYC
R
R
S
C
R
Note: See Installation
instructions for specific
blower speed setting.
GREEN
W
W
SENSOR
*ASCT-ANTI SHORT CYCLE TIMER
SEE
NOTE 7
YELLOW/BLACK
Packaged Two Stage Gas Heat/Electric Air Conditioner 208/230 Volt Single Phase 60Hz
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.
6. Ensure that wires from the blower
remain connected to the board
thermostat terminals after making
the field thermostat connections.
7. Wiring shown for 2-stage operation
when using a multistage thermo-
stat. Warning-Remove Yellow/Black
wire from primary gas valve and
utilize for wiring furnace for 2
stage operation. See Installation
Instruction for alternate means of
using second stage.
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.
WIRING DIAGRAM
708333A
¢708333!¤
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
Field Wiring
Factory Wiring
Low Voltage
High Voltage
  • Page 1 1

Westinghouse GR4GD-O Product information

GR4GD-O
Westinghouse
Brand
Westinghouse
Model
GR4GD-O
Category
Motorcycle Accessories
Type
Product information
This manual is also suitable for
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