- Non-standard or extended error code
- Represents issues with the lights
- Error code 91 indicated on model PRO48, 648PRO, Pro Series
- Error 91 showing on the control, display panel of PRO48
- EC 91
Steps to Verify Issue:
See also, 648PRO Lights Stay On when Doors are Closed.
Error code 91 on a Pro Series 648PRO indicates a problem with the lighting system.
No troubleshooting advice is available. Contact Factory Certified Service to schedule an appointment for repair.
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