Model reference
Sub Zero 400-2
Refrigerator
2 documents10 error codes17 service modes
Available documentation
Service Manual
- Service Manual 400139 pg
Quick Reference
- Condensed Electronic Control Information Booklet126 pg
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- Step-by-step diagnostics from the service manual
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Error codes (10)
CodeMeaning
05Upper cabinet thermistor read open or shorted for 10+ seconds, or repeatedly…06Upper evaporator thermistor read open or shorted for 10+ seconds, or repeatedly…07Lower cabinet thermistor read open or shorted for 10+ seconds, or repeatedly…08Lower evaporator thermistor read open or shorted for 10+ seconds, or repeatedly…10Upper cabinet warm temperature alarm.11Upper cabinet cold temperature alarm.12Lower cabinet warm temperature alarm.13Lower cabinet cold temperature alarm.15Sealed system fault50Excessive refrigerator compressor run (427R-2 refrigerator section only).Service modes (17)
- Clearing Error Codes (427R-2 Refrigerator Section)1
- Clearing Error Codes (Wine Storage)1
- Diagnostic Mode (427R-2 Refrigerator Section)1
- Diagnostic Mode (Wine Storage)1
- Manual Component Activation Mode (427R-2 Refrigerator Section)1
- Manual Entry Model Configuration Mode (427R-2 Refrigerator Section)1
- Manual Valve Activation Mode (Wine Storage)1
- Model Configuration Mode (427R-2 Refrigerator Section)1
- Sabbath Mode (427R-2 Refrigerator Section)1
- Sabbath Mode (Wine Storage)1
- Showroom Mode (427R-2 Refrigerator Section)1
- Showroom Mode (Wine Storage)1
- Temperature Log Recall Mode (427R-2 Refrigerator Section - Compartment and Evaporator)1
- Temperature Log Recall Mode (427R-2 Refrigerator Section - Compartment Only)1
- Temperature Log Recall Mode (Wine Storage)1
- Temperature Units Selection Mode (427R-2 Refrigerator Section)1
- Temperature Units Selection Mode (Wine Storage)1
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