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Error code reference

Prodigy Ice Maker Error Codes

21 error codes documented with diagnostic procedures.

Have your model number? Get codes specific to your unit.
1Maximum freeze time exceeded; flashing means retrying, steady means shutdown after 3…1 flashesMaximum freeze time reached2Maximum harvest time exceeded; flashing means retrying, steady means shutdown after 3…2 flashesMaximum harvest time reached3Slow water fill; water supply is inadequate and the reservoir did not fill within the…4High discharge temperature; discharge temperature has exceeded 250 degrees F.5Sump (water) temperature sensor failure.7Discharge temperature sensor failure.8Short freeze cycle; freeze cycle terminated too quickly indicating thin ice, triggered…8 flashesShort freeze detectedAll 4 Upper Lights FlashingUnit is remotely locked out.bBin is fullCClean cycle is in progress.dTest mode is active.ESelf test failed during controller power-up self test.FFreeze cycle is in progress (steady) or freeze cycle is pending (flashing).F flashesFreeze cycle is pending (beginning of restart or first cycle after start up).HHarvest cycle is in progress (steady) or manual harvest is in progress (flashing).H flashesManual harvest has been initiated.LBoard is locked; the control board has been locked via the lock function.OMachine is off (standby).

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Step-by-step tests, expected values, wiring diagram references, and verified part numbers.

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Common questions

How do I find the error code on my Prodigy Ice Maker?
Most Prodigy ice makers show the code directly on the control panel display. If your model has no display, it can be read by entering diagnostic mode with the key sequence for your model. The full procedures include model-specific instructions for reading codes.
Are these codes specific to my model?
The codes here apply broadly to Prodigy ice makers. Meanings and diagnostic steps can vary by model and production year, so enter your model number for model-specific information and procedures.
What do I do if my code is not listed?
Some codes are model-specific or only appear in diagnostic mode. Enter your model number to get codes specific to your unit, or contact us. We update the database continuously from manufacturer service documentation.
How much does it cost to access the full diagnostic procedures?
A 3-day pass is $9.95 one-time and gives full access to all brands, codes, and procedures. Monthly access is $29/month with unlimited access to everything including Max AI diagnostics.