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HOW TO USAGE THE ERROR CODE TROUBLESHOOTING GUIDE
Mistake Codes show issues registered by certain components. If mistake codes are signed up, they will appear prior to temperature readings while in Diagnostic Setting.
NOTE: If Mistake Codes appear with a blinking “SOLUTION” annunciator prior to launching Diagnostic Setting, the unit experienced extreme compressor run condition that might or may not be related to the Mistake Codes displayed
To initiate Diagnostic Mode, press as well as hold either COLDER trick, after that push the POWER secret, after that launch both tricks. Now, examine to see if Mistake Codes are present, being sure to toggle via all error and also temperature readings by pressing either COLDER key or either WARMER key. (See Mistake Code Table Below).
If Mistake Codes show up during Diagnostic Mode, comply with the Error Code Troubleshooting Guide on the complying with page. The left column of the troubleshooting overview notes the mistake codes. The info in the ideal column describes what examinations to do and/or what activity to require to remedy the error.
KEEP IN MIND: If error codes are observed in diagnostic setting, a non-flashing SOLUTION annunciator will certainly appear on the LCD when Diagnostic Setting ends, showing error codes are still kept. Error Codes should be cleared from the electronic control memory by hand. To remove the non-flashing SOLUTION annunciator and the mistake codes, the issue needs to be remedied and the system must get on, then:.
- On a version UC-24C: Press the Fridge Freezer WARMER as well as COLDER keys for fifteen (15) seconds.
- On a model UC-24B, UC-24R, or UC-24RO: Press the Fridge WARMER and COLDER secrets for fifteen (15) secs.
Error Code Table
CODE | INDICATION |
05 | Refrig. cabinet thermistor read open or shorted for 10+ seconds, or repeatedly read erratic temp’s |
06 | Refrig. evaporator thermistor read open or shorted for 10+ seconds, or repeatedly read erratic temp’s |
07 | Freezer cabinet thermistor read open or shorted for 10+ seconds, or repeatedly read erratic temp’s |
08 | Freezer evaporator thermistor read open or shorted for 10+ seconds, or repeatedly read erratic temp’s |
20 | Defrost under-heat with no voltage feedback through Gray/White wire at defrost start |
21 | Defrost overheat |
22 | No voltage feedback through Gray/White wire at defrost start |
23 | Defrost overheat with no voltage feedback through Gray/White wire at defrost start |
24 | Defrost under-heat |
30 | N/A |
40 | Excessive Freezer Compressor Run |
50 | Excessive Refrigerator Compressor Run |
Error Code | CAUSE | SOLUTION |
Error Code 22 | Wiring or Defrost Issue | A Sub-Zero appliance repair technician will need to check the wiring to ensure all parts are working and connected properly. |
Error Code 05.
A. If “EE” for refrigerator area was presented and “SERVICE” blinking, inspect the following:.
- Thermistor electric connections and continuity from thermistor to J5 on control board. Reconnect/ repair work.
- Resistance of thermistor– 30,000 to 33,000 ohms at 32 ° F( 0 ° C). Change if malfunctioning. B. If “EE” for refrigerator compartment was NOT displayed, problem is recurring thermistor mistake:.
- Door not shutting properly. Right door closing trouble.
- Check light switch, wiring & electric connections. Repair circuitry/ connections or change switch.
- Inspect thermistor electric links as well as continuity at J5 on control panel. Reconnect/ repair service.
- Inspect resistance of thermistor– 30,000 to 33,000 ohms at 32 ° F (0 ° C). Replace if defective.
C. If “EC 05” as well as “SOLUTION” were blinking before starting diagnostic mode, unit also experienced too much compressor run condition that might or may not be associated with the “05” Error Code. See Error Code 50 Test/Actions.