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www.norcold.com/cda 61N6XX/N8XX ModelsRefrigerator Service Manual
= 30°F
Screen
Number
2 Seconds
Blank
Screen
(2 second
pause)
1 Second
DC voltage high
AC relay stuck closed
Door ajar
1
2
3
7
4
5 6
DC voltage low
AC heater failed open
AC mode selected
but not available
Ignition fault
Flame sense failure
1
2 3
4
5 6
Thermistor failure.
AC voltage low AC voltage high
Screens and Diagnostic Segments Information
Screen Diagnostic Mode Active
Screen 1 confirms that the Diagnostic Mode is active. A
few seconds after the number displays, all LED
segments light. See illustration
Screen Thermistor Fin Temperature
Screen 3 shows the actual fin temperature being
sensed by the thermistor. This is not the fresh food
cabinet air temperature. The illustration shows 30°F fin
temperature as displayed in screen 3.
Press the
MODE
button to bring up screen 4.
Screen Stored Fault History
Screen 4 displays stored fault history using lighted LED
segments. The illustration provides fault history
information and assigned LED segments. If a fault
occurred, its assigned LED will light.
Screen Stored Fault History
Screen 5 also displays stored fault history using lighted
LED segments. The illustration provides fault history
information and assigned LED segments. If a fault
occurred, its assigned LED will light.
If the LED segments do not match the illustration, the
fault is in the optical control display.
Replacing the optical control assembly should resolve
this fault.
Press the
MODE
button to bring up screen 2.
Screen LED Segments Reliability Check
Screen 2 continues to confirm the reliability of the
display. The screen should go completely blank after
the screen number is displayed.
Press the
MODE
button to bring up screen 6.
If an LED segment displays, the fault is in the optical
control assembly.
Replacing the optical control assembly should resolve
this fault.
Press the
MODE
button to bring up screen 3.
Press the
MODE
button to bring up screen 5.