Wolf Sub-Zero ICB400 Series Service Manual page 122

Wiring Diagrams/Schematics
WIRING DIAGRAM
MODEL: ICB427R
SEE
CABINET
DIAGRAM
CABINET
SENSOR
SEE
CABINET
DIAGRAM
7011544 - Revision A - November, 2008
International W
International W
DRAWER
BLACK
WHITE
RED
YELLOW
ORANGE
BLUE
MAIN CONTROL BOARD SUMMARY
TERMINAL CIRCUIT DESCRIPTION
HIGH VOLT CIRCUITS
P4 LN NEUTRAL
P3 L1 POWER IN
P1 COMPRESSOR COMPRESSOR
P2 DEFROST DEFROST HEATER
J3-1 FAN 1 EVAPORATOR FAN
NOT USED
J3-2
NOT USED
J3-3
J3-4 NOT USED
J3-5 NOT USED
J3-6 NOT USED
LIGHTS
J3-7 LIGHTS
J2-1 NOT USED
J2-2 UPR DRAWER LIGHT SENSE
J2-3
NOT USED
J2-4 NOT USED
LOW VOLTAGE THERMISTOR CIRCUITS
J5-1,2
NOT USED
J5-3,4 UPPER
J5-5,6 REFRIGERATOR COMPARTMENT
EVAP EVAPORATOR
J5-7
EVAPORATOR
J5-8 EVAP
NOT USED
J6-1
J6-2 NOT USED
J6-3 NOT USED
J4-1 DISPLAY DISPLAY WIRING
DISPLAY DISPLAY WIRING
J4-2
J4-3 DISPLAY DISPLAY WIRING
J4-4 DISPLAY DISPLAY WIRING
J4-5 DISPLAY DISPLAY WIRING
J4-6 DISPLAY DISPLAY WIRING
ine Storage
ine Storage
LIGHT SWITCH
LIGHT
ORANGE
ORANGE
ORANGE
WHITE P4
J2
BLACK P3
PURPLE P1
J6
BLUE P2
MAIN
CONTROL
J4
BOARD
J3
J5
BLUE W/ BLACK
BLUE W/ BLACK
YELLOW
EVAP.
SENSOR
FUNCTION
NEUTRAL INTO BOARD
POWER INTO BOARD
POWERS COMPRESSOR AND CONDENSER FAN
POWERS DEFROST CIRCUIT AND FILL TUBE HEATER
POWERS EVAPORATOR FAN
POWERS LIGHTS
SENSES IF DRAWER OPEN
SENSES REFER CABINET TEMPERATURE
SENSES EVAPORATOR TEMPERATURE
SENSES EVAPORATOR TEMPERATURE
12VDC POWER SUPPLY FOR DISPLAY BOARD
12VDC POWER SUPPLY FOR DISPLAY BOARD
SERIAL DATA RECEIVE
SERIAL DATE TRANSMIT
GROUND FOR DISPLAY BOARD POWER SUPPLY
GROUND FOR DISPLAY BOARD POWER SUPPLY
9-8
Series
Series
(ICB400)
(ICB400)
-This wiring information is provided for use by qualified
service personnel only.
-Disconnect appliance from electrical supply before
beginning service.
-Be sure all grounding devices are connected when
service is complete.
-Failure to observe the above warnings may result in
severe electrical shock.
CONNECTS TO
COMPRESSOR
HARNESS
SEE
CABINET
FAN
DIAGRAM
MOTOR
RED
HEAT SHRINK
LIGHT
ORANGE
WHITE
LIGHT SWITCH
ORANGE
COLOR
WHITE
BLACK
PURPLE
BLUE
RED
YELLOW
ORANGE
BLUE/WHITE
BLUE/YELLOW
BLUE/YELLOW
BLACK
WHITE
RED
YELLOW
ORANGE
BLUE
PART NUMBER 7004885 Revision A
SEE
CABINET
DIAGRAM