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Figure 3
RED
BLA
C
K
BLA
C
K
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:
REPLACEMENT WIRE MUST
BE THE SAME GAGE AND
INSULATION THICKNESS,
105° APPLIANCE WIRING
MATERIAL.
LINE VOLTAGE - FACTORY
LINE VOLTAGE - FACTORY (IF USED)
LINE VOLTAGE - FIELD
LOW VOLTAGE - FACTORY
LOW VOLTAGE - FACTORY (IF USED)
LOW VOLTAGE - FIELD
CONNECTION
DIAGRAM
BLK
BLK
CONNECT TO “C” AND
“Y” TERMINALS OF
INDOOR CONTROL
CIRCUIT HAVING MIN.
40 VA, 24 VOLT N.E.C.
40 VA, 24 VOLT N.E.C.
CLASS II TRANSFORMER.
REFER TO RATING
PLATE FOR LINE
VOLTAGE 3 PHASE
POWER SUPPLY. USE
MINIMUM 75°C
COPPER WIRE ONLY.
CRANK CASE
HEATER
(IF USED)
T3
T1
T2
YEL
YEL
RED
BRN
BLACK
BLACK
HIGH PRESS
SWITCH
(IF USED)
CONTACTOR
FAN
MOTOR
COMP
