WIRING DIAGRAM
711249A
Air Handler with Fixed Speed High Efficiency Motor
Legend
Field Wiring
Factory Wiring:
Low Voltage
High Voltage
1112
1
2
240
24 V
208 COM
TRANSFORMER
R
C
HEATER PLUG
L
Y1
W2
W1
O
Y/Y2
G
R
C
L2
L1
EAL
HUM
L1 L2 C R
EXPANSION
EXPANSION
MOTOR
TEST
R
C
Y
DEHUM
TWIN
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 HOUSING
9-PIN PLUG
6-PIN PLUG
4-PIN PLUG
BLACK
RED
WHITE
BLACK
MOTOR
6-PIN PLUG
HARNESS
21
2 PIN CONNECTOR
IF PRESENT UNUSED
GRAY
BROWN
BLACK
WHITE
GRAY
RED
WHITE
BLACK
BLUE
GREEN
YELLOW
ORANGE
RED
BROWN
BLUE
GREEN
ORANGE
RED
BROWN
YELLOW
CUT WIRES TO REMOVE PLUG HOUSING
WHEN HEATER KIT NOT INSTALLED
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 only105°C copper wire of the
same gauge.
GREEN
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.
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