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Figure 3
RED
BLACKBLACK
VIOLET
BROWN
CRANKCASE HEATER
(IF USED)
EQUIPMENT GROUND
FAN
CAPACITOR
DISCHARGE THERMOSTAT
(IF USED)
DISCHARGE
THERMOSTAT
(IF USED)
T2
L2
L1
T1
T1
L1
COMPRESSOR
MOTOR
FAN
MOTOR
T2
T3
T1
COMPRESSOR
CONTACTOR
T3
L3
T3
T2
L3
L2
SCHEMATIC
OF POWER
CIRCUIT
TYPICAL
SCHEMATIC
OF CONTROL
CIRCUIT
PART NO.38942D005
HIGH PRESSURE
SWITCH (IF USED)
COMPRESSOR
CONTACTOR COIL
THERMOSTAT TERMINALS
Y
OUTDOOR POWER SUPPLY
R
C
YEL
NOTE:
REPLACEMENTWIRE MUST
BETHE SAME GAGE AND
INSULATIONTHICKNESS,
105° APPLIANCE WIRING
MATERIAL.
LINEVOLTAGE - FACTORYLINE VOLTAGE - FACTORY
LINE VOLTAGE - FACTORY (IF USED)
LINE VOLTAGE - FIELD
LOWVOLTAGE - FACTORY
LOWVOLTAGE - FACTORY (IF USED)
LOWVOLTAGE - FIELD
CONNECTION
DIAGRAM
BLK
BLK
CONNECTTO“C” AND
“Y”TERMINALS OF
INDOOR CONTROL
CIRCUIT HAVING MIN.
40VA, 24VOLT N.E.C.40VA, 24VOLT N.E.C.
CLASS II TRANSFORMER.
REFERTO RATING
PLATE FOR LINE
VOLTAGE 3 PHASE
POWER SUPPLY. USE
MINIMUM 75°C
COPPERWIRE ONLY.
CRANK CASECRANK CASE
HEATER
(IF USED)(IF USED)
T3
T1
T2
YEL
YEL
RED
BRN
BLACKBLACK
HIGH PRESS
SWITCH
(IF USED)
CONTACTOR
FAN
MOTOR
COMP