Northair ice maker shows E9; unit may run briefly then shut down, sometimes with beeping, and no ice is produced.
Safety Warning
This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.
If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.
Possible Causes
How to Fix / Troubleshooting
Safety: Unplug the unit before inspection. Refrigerant systems are pressurized; do not cut or open sealed lines unless you are certified to handle refrigerants.
User-level checks:
- Clean condenser: Remove dust and lint from the condenser coil and ensure the condenser fan is operating properly.
- Check ambient temperature: Make sure the ice maker is used within the recommended room temperature range (typically 50–90°F / 10–32°C). Extremely hot rooms can trigger performance faults.
- Inspect for oil stains: Look around tubing joints and the evaporator for oily residue, which can indicate a refrigerant leak.
- Monitor evaporator frost pattern: With panels removed and the unit running, a healthy system will frost evenly across the evaporator. Partial or no frost suggests a refrigerant or compressor issue.
Professional service: If cleaning and ventilation checks do not clear E9, the unit likely has a sealed system problem (low charge, restriction, or failing compressor). These repairs require specialized tools and EPA-certified service. Contact a qualified refrigeration technician.