Sub-Zero
Hollow Ice Cubes
Ice cubes are hollow or have large holes in the center.
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Possible Causes
Short freeze cycle due to warm ambient, Low water pressure, Scale on evaporator plate, Incorrect ice thickness setting
How to Fix / Troubleshooting
Safety: Disconnect power before internal inspection.
Steps to address hollow cubes:
- 1. Verify ambient temperature: Ensure the room is not excessively warm. Improve ventilation or cooling if needed.
- 2. Check water pressure: Confirm adequate water pressure at the supply line. Low pressure may require a plumber to correct.
- 3. Clean system: Run a cleaning cycle to remove scale from the evaporator and water circuit.
- 4. Thickness adjustment: If your model allows, adjust the ice thickness control slightly thicker per the service instructions.
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Repair Difficulty
Easy
2/5
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