Designer Wine (IW) Series Runtime Faults | Zone 1 | Too Warm/Too Cold - Large Temp Diff | Error 40 1 09


  • Zone 1 cooling fault (too warm or too cold)


  • What is error code 40 1 09 on a Designer (IW) Wine Storage unit?
  • Designer Wine Series shows 40 1 09
  • What does error 40 1 09 indicate?
  • Zone 1 runtime fault too warm or too cold

Steps to Verify Issue:

  1. Turn the home circuit breaker to the unit off for 30 seconds and back on again.
  2. Retest the unit operation.


If these troubleshooting steps do not resolve the issue, service is necessary to expertly diagnose and repair the product. Contact Factory Certified Service to schedule an appointment for repair.

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