- Dispenser chute door or dispenser cup freezes over, will not fully open or close due to ice
- Door at top of dispenser chute or near ice bucket is frozen and will not open or close properly
- Cup at bottom of dispenser chute is frozen or sticking and will not open or close properly
- Ice, frost, or condensation forming around ice chute for dispenser
- Dispenser mullion heater assembly is frozen
Steps to Verify Issue:
- Verify temperature setpoints: 0°F for the freezer section and 38°F for the refrigerator section.
- Verify no ice cubes are blocking the mullion chute door from closing properly.
- Clean the Condenser.
- Defrost the unit. Refer to Manually Defrost a Sub-Zero for instructions.
- Make sure refrigerator and freezer doors are closing properly.
- Inspect refrigerator and freezer door gaskets for damage. Replace If Necessary.
- 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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