Model reference

Sub-Zero UW-24A/S/TH-LH

Name: Sub-Zero UW-24A/S/TH-LH
Brand: Sub-Zero

Wine Storage

2 documents9 error codes6 service modes

Available documentation

Sub-Zero Service Manual: UW Undercounter Wine — Service Manual57 pg
Covers this model

Sub-Zero Parts Manual: UW Undercounter Wine — Parts Manual7 pg
Covers this model

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05 on my Sub-Zero UW-24A/S/TH-LH

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Upper cabinet thermistor read open or

From Service Manual 365743, p.35:

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

Diagnostic ModeWith the unit ON, press and hold either COLDER key, then press the POWER key, then release both keys
Manual Valve Activation ModeWith the unit ON, press and hold the desired compartment COLDER key and the POWER key for 10 seconds
Sabbath ModeSwitch the unit OFF using the POWER key
Showroom ModeSwitch the unit OFF using the POWER key
Temperature Log Recall ModeWith the unit ON, press and hold the desired compartment WARMER key, then press the POWER key, then…
Temperature Units Selection ModeMust be performed within the first minute after switching the unit ON

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

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