WIRING DIAGRAM
7114680
Air Handler with Factory Installed Heat (20kW)
Legend
Field Wiring
Factory Wiring:
Low Voltage
High Voltage
11/14
1
2
240
24 V
208 COM
TRANSFORMER
R C
7 6 5 4 3 2 1
L
Y1
W2
W1
O
Y/Y2
G
R
C
L2
L1
EAL
HUM
L1 L2 C R
EXPANSION
HEATER PLUG
1 2 3 4 5 6
1 2 3 4 5 6 7 8 9
1 2 3 4 5 6 7 8 9
1 2 3 4 5 6
9-PIN PLUG
9-PIN HOUSING
MOTOR
6-PIN PLUG
6-PIN PLUG
BLACK
WHITE
BLACK
WHITE
MALE PLUG
2 PIN
HARNESS
CIRCUIT
BREAKERS
SUPPLY VOLTAGE
LIMIT
DC RELAY
DC RELAY
DC RELAY
DC RELAY
ELEMENT
ELEMENT
LIMIT
ELEMENT
ELEMENT
BLACK
BLACK
BLACK
HARNESS
TO THERMOSTAT
TO THERMOSTAT
EXPANSION
MOTOR
TEST
R
C
Y
DEHUM
TWIN
AC RELAY
AC RELAY
AC RELAY
AC RELAY
NOTES:
1. The blower motor speed tap connection
may not be as shown. See the Installation
Instructions.
2. Disconnect all power before servicing.
3. Transformer may have a dual voltage primary
tap. Match the tap position with the supply voltage
used.
4. If the internal wiring is replaced, use only 105°C copper
wire of the same gauge.
Remarques
1. Le connecteur de vitesse du moteur du ventilateur peut
différer de l’illustration. Consultez les Instructions
d’installation.
2. Débranchez toutes les sources d’alimentation avant
l’entretien.
3. Le transformateur peut avoir un robinet principal à
double tension. Agencez la position du robinet au type
de tension de l’installation.
4. Si le câblage interne est remplacé, utilisez seulement un
fil de cuivre 105° C du même gabarit.
GREEN
WHITE
BLACK
BLACK
WHITE
BLACK
BLACK
BLACK
BLACK
BLACK
RED
RED
RED
RED
ORANGE
BLUE
YELLOW
BROWN
RED
RED
RED
GRAY
RED
BLACK
BROWN
RED
ORANGE
YELLOW
GREEN
BLUE
BROWN
RED
ORANGE
YELLOW
GREEN
BLUE
RED
BLACK
RED
RED
GRAY
GRAY
WHITE
WHITE
GRAY
GRAY
WHITE
GRAY
GRAY
WHITE
WHITE
GRAY
GRAY
GRAY
RED
RED
RED
RED
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