Model reference

Sub-Zero UC-15IP

Name: Sub-Zero UC-15IP
Brand: Sub-Zero

Ice Maker

3 documents3 error codes8 service modes

Available documentation

Technical Service Manual Model UC-15I (Undercounter Ice Machine)72 pg
Covers this model
Sub-Zero Service Manual: UC-15I — Service Manual59 pg
Covers this model

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M+ Max·Sub-Zero Ice Maker

Control board light - rapid flash on my Sub-Zero UC-15IP

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Thermistor detected temperatures

From Service Manual 161322, p.14:

1.Access service mode to confirm the active fault code and read stored error history.

2.Disconnect the sensor and measure resistance. Expected: 10 kΩ to 12 kΩ at 77°F (25°C).

3.Check the sensor harness for opens. A reading outside 5 kΩ to 50 kΩ indicates a failed sensor.

Part WP8577274

Temperature thermistor

CodeMeaning

Check Additional Freeze Cycle TimePress and hold the POWER button for 5 seconds
Clean CyclePress the CLEAN button
Cube Weight Adjustment (Freeze Cycle Finish Time)Press and hold the POWER button, then while holding POWER, press and release the CLEAN button once…
Cube Weight Adjustment / Freeze Cycle Finish Time AdjustmentPress and hold the POWER button, then while holding POWER, press and release the CLEAN button once…
Delay StartPress DELAY button once for 2-hour delay (yellow '2' light illuminates), twice for 4-hour delay…
Filter ResetDepress the CLEAN button and hold for 6 seconds to reset the filter counter and REPLACE FILTER…
Replace Filter ResetDepress the CLEAN button for 6 seconds to reset the filter counter and indicator light.
Sanitize CycleAfter the clean cycle completes, press the CLEAN button again to start the sanitize cycle

Full entry steps, exit procedures, and test sequences are available in Max.

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