Ice Maker High Severity
HI Appliance Error Code

Jenn-Air Ice Maker HI Error: High Temperature

What Does Jenn-Air Ice Maker Error Code HI Mean? The HI alarm on a Jenn-Air ice maker indicates the unit temperature is too high for ice production and storage. The cooling system cannot maintain the required low temperature, and existing ice may be melting. Common Causes Dirty condenser coils are the number one cause on […]

By Sarah Mitchell Appliance Safety Researcher & Technical Editor

Quick Assessment

Answer to continue safely

Is it safe to keep using?

No. Ice cannot be produced or stored safely. Clean coils and check ventilation before resuming use.

Can I reset the code?

Yes. Cleaning coils and improving ventilation may allow the temperature to drop. The alarm clears when normal temperature is reached.

When to stop immediately?

Stop if you notice: All ice has melted, Compressor is extremely hot.

Symptoms You May Notice

Ice melting in the storage bin

Previously made ice is melting, with water pooling in the bottom of the bin.

Ice production has stopped

The ice maker is not cycling to produce new ice batches.

Compressor runs constantly

The cooling system runs non-stop trying to bring the temperature down.

Possible Causes

1

Dirty condenser coils

Dust buildup on condenser coils prevents efficient heat dissipation.

DIY Possible
2

Hot ambient environment

The room temperature exceeds the ice maker operating range.

DIY Possible
3

Failed condenser or evaporator fan

A fan motor failure prevents proper heat exchange.

Requires Professional

Safe Checks You Can Do

These checks are safe for homeowners. No disassembly required. Do not remove panels or access internal components.
  1. 1

    Clean the condenser coils

    Unplug the ice maker and clean the condenser coils with a brush or vacuum.

    Under-counter ice makers collect dust quickly. Clean coils every 3 months.

    Tools required
  2. 2

    Check ventilation clearances

    Ensure the unit has adequate space around it for airflow per the installation guide.

    Built-in ice makers need the ventilation grille unobstructed.

When to Call a Professional

Contact a qualified technician if:

  • Condenser fan motor not running
  • Refrigerant charge is low
  • Compressor is overheating and tripping

Need Professional Help?

Find qualified technicians in your area for proper diagnostics and repair.

Ice Maker Repair Service Schedule Appointment

More Ice Maker Error Codes

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HA CL PF E1 DR LP HP FL LO