WIRING DIAGRAM
Air Handler with Fixed Speed High Efficiency Motor
1014903A
(Replaces 10149030)
01/18
FIELD WIRING
LEGEND:
LOW VOLTAGE
HIGH VOLTAGE
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.
1
2
240
24 V
208 COM
TRANSFORMER
R
C
HEATER PLUG
MOTOR
L1
L2
RL1
L2
C
4-PIN PLUG
MOTOR
HARNESS
R
C
G
W
D
Y
6-PIN PLUG
BLACK
WHITE
BLACK
RED
BLACK
WHITE
RED
GRAY
CUT WIRES TO REMOVE PLUG HOUSING
WHEN HEATER KIT NOT INSTALLED
RED
GREEN
GRAY
WHITE
YELLOW
VIOLET
DISPLAY
CODE
CURRENT MODE
-
Standby is a Rotating Segment
Cooling Mode (Y input active)
Heating Mode (W input active)
Circulate Fan Mode (G input active)
Dehum Cooling Mode (DEHUM input active along with Y)
(one) A Motor Fault has Occurred (BMF active for more than
30 seconds)
(lower case t) Over Temperatures (The value of the TS input
has exceeded 80C all outputs are stopped.)
Lockout (Ten (10) or more Motor Faults or Over Temperature
events have occurred. All outputs are set to off for one hour.
-
1
