Model reference
Sub-Zero IC-27R-RH
Refrigerator
2 documents12 error codes9 service modes
Available documentation
Service Manual
- Sub-Zero Service Manual: IC-27 Integrated Column — Service Manual106 pg
Parts Manual
- Sub-Zero Parts Manual: IC-27 Integrated Column — Parts Manual12 pg
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Error codes (12)
CodeMeaning
05Refrigerator cabinet thermistor read open or shorted for 10+ seconds, or…06Refrigerator evaporator thermistor read open or shorted for 10+ seconds, or…07Freezer cabinet thermistor read open or shorted for 10+ seconds, or repeatedly…08Freezer evaporator thermistor read open or shorted for 10+ seconds, or…20Defrost under-heat with no voltage feedback through Gray/White wire at defrost…21Defrost overheat.22No voltage feedback through Gray/White wire at defrost start.23Defrost overheat with no voltage feedback through Gray/White wire at defrost…24Defrost under-heat.30Excessive icemaker water valve solenoid activation (exceeded 15 seconds).40Excessive freezer compressor run.50Excessive refrigerator compressor run.Service modes (9)
- Diagnostic ModeUnit must be ON
- Manual Component Activation ModeUnit must be ON
- Manual Freezer Evaporator DefrostPress and hold the ICE key for 5 seconds, then release.
- Manual Zone Disable ModeSwitch unit OFF using POWER key
- Sabbath ModeSwitch unit OFF using POWER key
- Showroom ModeSwitch unit OFF using POWER key
- Temperature Log Recall Mode (Compartment and Evaporator)Begin with unit ON and in Diagnostic Mode
- Temperature Log Recall Mode (Compartment Only)Unit must be ON
- Temperature Units Selection ModeWithin the first minute of switching the unit ON, press and hold the ALARM key and the POWER key…
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