www.norcold.com/cda8 Refrigerator Service ManualN6XX/N8XX ModelsN61X/N81X DISPLAYED FAULT CODESSee page 16.GAS operation:Burner failed to ignite or reignite.See page 18.Replacepower board.Replace opticalcontrol assembly.ON LED off. See page 11.ON LED flashes three times every threeseconds.ON LED flashes twice every three seconds.See page 20.ON LED flashes once every three seconds.See page 12.ON LED on.GAS LED flashes at one second intervals.ON LED and GAS LED flashing at one secondintervals.See page 12.ReferenceProbable CauseSee pages21 & 37.Mode switch failure. Refrigeratoroperating in last selected mode.ON LED flashes five times every three seconds.ON LED flashes four times every three seconds.Refrigerator turned off.No 12 Vdc to refrigerator.F1 fuse open.Controls failure.No cooling detected by the controls.AC heater failure.Back-up system operation."Gas lock-out."Burner failed to ignite or reignite.In AUTO operation:No AC power or LP gas availableProblem