648PRO Lights Stay On when Doors Are Closed


  • Food product blocking door from closing fully
  • Switch actuator pin missing from top door hinge assembly prior to serial # 2413524
  • Switch actuator set screw missing from top door hinge assembly starting with serial # 2413524
  • Set screw needs adjusting after door adjustment or replacement
  • Door switch or door switch wiring problem in top cabinet hinge assembly


  • 648PRO lights stay on when doors are closed
  • Display lights flicker when the door is closed
  • 648PROG interior light turns on by itself
  • Clicking and lights turning on and off

Steps to Verify Issue:

  1. Verify that the accent lights are not the issue.
  2. Verify no food product is blocking the door from closing fully.
  3. Verify the door switch in the top cabinet hinge assembly is operating properly by pressing it in.
  4. See 648PRO Lights Flicker Randomly.


If these steps do not resolve the issue, no further troubleshooting advice is available. Contact Factory Certified Service to schedule an appointment for repair.

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