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Designer Series Control Faults | High Voltage System | Bad Micro Communication | Error 90 H 83

Topics:

  • What is error code 90 H 83 on a Designer model?
  • Designer unit flashing H in the display
  • 90 H 83 Error code flashing
  • Control faults high-voltage system bad micro communication

Cause:

  • HV Micro bad (CCM) communication
  • Communication issue with main board

Troubleshooting:

  1. Turn the home circuit breaker to the unit off for 30 seconds then back on again.
  2. Retest the unit operation. If the unit operates without any further errors, no action is required.
  3. 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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