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23
ELECTRICAL WIRING DIAGRAMS
ELECTRIC DEFROST SYSTEMS /
Single Phase - PT0027LBNEM
RT -- ROOM THERMOSTAT
CFM -- CONDENSER FAN MOTOR
CC -- COMPRESSOR CONTACTOR
EFM -- EVAPORATOR FAN MOTOR
LEGEND
HL -- HEATER LIMIT THERMOSTAT
DH -- DEFROST HEATER
GND -- GROUND
RC -- RUN CAPACITOR
SR -- START RELAY
USE COPPER CONDUCTORS ONLY
NOT
FACTORY WIRING
FIELD WIRING
(WHEN PLUG
PROVIDED)
SC -- START CAPACITOR
HPS -- HIGH PRESSURE SWITCH
PRIMARY SINGLE PHASE PROTECTION PROVIDEDPRIMARY SINGLE PHASE PROTECTION PROVIDED
CCH -- CRANKCASE HEATER
PFC -- PRESSURE FAN CYCLE SWITCH
DLT -- DRAIN LINE THERMOSTAT
DLH -- DRAIN LINE HEATER
TFC -- TEMPERATURE FAN CYCLE SWITCH
WN -- WIRE NUT
SW -- SWITCH
SC
COMPRESSOR
R S
C
3
RC
2 1
1
2
5
SR
YELLOW
208-230V/1ΓΈ/60HZ
BLUE
RED
T2 L2
CC
T1 L1
WHITE
BLACK
PLUG IN CONNECTOR
WHITE/RED
BLACK
GND
BLUE
CC
BLUE
SW
RED
YELLOW
ORANGE
YELLOW
YELLOW
BLACK
BLUE
YELLOW
YELLOW
BLACK
BLACK
R1A
B
ORANGE
BROWN
TB1
BLACK
BLACK
CFM
EFM
7
1
RED
RELAY R1
EFM
7
1
RED
RELAY R1
HPS
BLUE
WN
BLACK
WN
HL
WHITE
DH
BLACK
WN
YELLOW
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