Scotsman Ice Ice Maker Error ERR-1

⚡ Quick Answer: The Scotsman ice maker ERR-1 error indicates a malfunction typically caused by a long freeze cycle, leading to a shutdown of the ice production proces... ✅ DIY Fixable

What Does Error ERR-1 Mean?

The Scotsman ice maker ERR-1 error indicates a malfunction typically caused by a long freeze cycle, leading to a shutdown of the ice production process. Users may notice the ice maker shutting down unexpectedly, extended freeze cycles without ice production, and unusual sounds during operation. This error may also arise in some models if no ice is detected during the cycle.

Common Symptoms:

  • Ice maker shuts down during operation
  • Extended or stalled freeze cycle
  • No ice production over an extended period

Possible Causes

  • Long freeze cycle triggering control shutdown (medium)
  • No ice detection during cycle (medium)

How to Fix Error ERR-1

DIY Fix Perform Basic Checks and Reset

  1. Ensure the ice maker has adequate water supply and that the inlet line is not kinked or blocked.
  2. Check ambient temperature to make sure the unit isn’t operating in an environment outside the recommended range.
  3. Power cycle the ice maker by turning it off or unplugging it for about 10–30 seconds, then restore power and observe if the error reoccurs.

Technician Only Evaluate Freezing System and Controls

  1. Inspect the freeze cycle duration and compare it with manufacturer specifications for that model.
  2. Test sensors related to ice detection and freeze timing for faults or miscalibration.
  3. Check refrigerant levels and ensure the system isn’t overcharged or undercharged, which can affect freeze times.

Parts needed: Ice thickness/freeze timer sensor, Refrigeration components (as applicable), Control board diagnostic interfaces

🛑 When to Call a Pro:
  • If the error persists after basic resets and checking water supply.
  • If unusual noises, freezing issues, or apparent sensor failures accompany the error.
  • If you’re unable to verify proper freeze cycles or sensor operation.

Technical Specifications

wattage N/A
component Water Inlet Valve
resistance 500-1500 ohms
part_number Scotsman 12-1942-21
voltage_rating 120V AC

Common Questions

What does ERR-1 error mean on scotsman ice ice maker?

ERR-1 indicates a long freeze cycle or no ice detected, causing the ice maker to shut down.

Can I fix scotsman ice ice maker ERR-1 error myself?

Yes, check water supply, reset the machine, and ensure no blockages in the inlet line.

How much does it cost to fix ERR-1 error?

Estimated repair costs range from $100 to $300, excluding major part replacements.

When should I call a technician for ERR-1?

Call a technician if the error persists after basic checks or if you hear unusual noises.

Sources & References

Data last verified: 2026-07-01

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