– 69 –
Main Control Board
J11 Connector (High-Voltage Side)
Pin
Wire Color
Component
Termination
Input/
Output
Pin-to-Pin Voltage Reading
J11
Brown
L1 Input
Input
J 11 to J7 pin 9 = 120 VAC
K4
J7
1
EARTH
J10
J18
J12
J11
J9
Icemaker
Defrost Heater,
Line (L1)
FZ Light Switches
FF Light Switches
Dispenser Water Valve
J8
FF/FZ Mullion Heater
Not Used
Water Valve
Return Duct Heaters
Fill Tube Heater
Freezer Drawers Mullion Heater
AC Neutral In
Low Voltage DC
120 VAC
Main Control Board
J12 Connector (High-Voltage Side)
Pin
Wire Color
Component
Termination
Input/
Output
Pin-to-Pin Voltage Reading
J12
White
FF/FZ Mullion Heater
Output
J 12 to J7 pin 9 = 120 VAC
Main Control Board
J18 Connector (High-Voltage Side)
Pin
Wire Color
Component
Termination
Input/
Output
Pin-to-Pin Voltage Reading
J18
White
Icemaker Water Valve
Input
J 18 to J7 pin 9 = 120 VAC