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Water Tank Heater
With CN78 unplugged from the board, read
resistance between pins 4 and 5 of plug.
Heater should read approximately 48 ohms. When
heater is energized, there should be approximately
12VDC between pins 4 and 5 of CN78. (Plug
connected to board)
Ice Room Fan Checks
Note:
All fan voltage checks are from CN10 Pin# 3
Check voltage to fan:
Ice Room Fan – CN76 Pin#1 7 to 12 VDC
Check voltage from fan (indicates fans are turning):
Ice Room Fan – CN76 Pin#2 2 to 3 VDC
Pantry Room Damper Heater
With CN91 unplugged from the board, read
resistance between pins 1 and 2 of plug.
Heater should read approximately 145 ohms.
When the heater is energized, there should be
approximately 12VDC between pins 1 and 2 of
CN91. (Plug connected to board)
Ice Room Fan Error Code
Pantry Room Damper Heater Error Code
Water Tank Heater Error Code
