Norcold 1200 series Service Manual

Also see for 120-IM series: Service manual

Contents

Norcold 1200 series Service Manual Manual pdf 46 page image

43www.norcold.com/cda 1200XX/120X-IMXX ModelsRefrigerator Service ManualAC Manual ModeIn the AC Manual mode, AC power is the only heatenergy source selected by the controls. When ACManual Mode is selected:No AC Power or Loss of AC PowerIf the controls do not sense the presence of AC poweror when AC power is lost in AC Manual mode, thecontrols:1. Display the "no AC" fault code.AC2. Sound the audible alarm. The alarm is anintermittent beeping tone. Pressing the MODEpushbutton silences the alarm.3. Record and store the "no AC" fault in diagnosticsnonvolatile memory fault history.AC Power RestoredWhen AC power is restored, the controls:1. Automatically restore AC Manual Mode operation;however, the recorded fault history will not beerased from memory.2. Silence the alarm and clear then "no AC" faultcode from the display.Troubleshooting "no AC" FaultUse the following references to identify, troubleshoot,and correct a no AC fault. Page 13, "no AC" fault codes troubleshootingflowchart. Page 47, Diagnostic Mode, Screen 6 or pages 50-51, Diagnostic Mode, Screens 5 and 8.1. The AC light flashes as the controlsstart the search for AC power.2. When AC power is detected, the AC lightremains on.LP Manual ModeIn the LP Manual Mode, LP gas is the only heatenergy source selected by the controls. When thecontrols shift to LP Manual mode:2. When the controls sense a flamethe LP light remains on.Flame Fails to Ignite or Flame Goes OutIf the controls do not sense a flame within the 30second trial-for-ignition or the flame goes out, thecontrols:1. Shut off power to the solenoid gas valve.2. Set "gas lock-out." See NOTE 3 below.3. Sound an audible alarm. The alarm is anintermittent beeping tone. Pressing the MODEpushbutton silences the alarm.4. Display a flashing visual warning, "no LP" (shownbelow).1. The LP light flashes and the controlsstart a 30 second trial-for-ignition.AUTO LP mode remains in "gas lock-out" until a fullcooling cycle on AUTO AC is completed. "Gas lock-out" can also be cleared by turning the refrigerator OFFthen back ON or by selecting the AUTO mode.NOTE 3LP GASAC LP GASAUTOAC LP GASAUTOAC LP GASAUTOAC LP GASAUTO