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HOW TO USAGE THE MISTAKE CODE TROUBLESHOOTING OVERVIEW
Error Codes show troubles signed up by particular components. If error codes are signed up, they will certainly appear prior to temperature level readings while in Diagnostic Setting.
NOTE: If Error Codes appear with a flashing “SOLUTION” annunciator prior to initiating Diagnostic Setting, the system experienced excessive compressor run problem that might or might not be related to the Error Codes showed
To launch Diagnostic Setting, press as well as hold either COLDER secret, after that push the POWER trick, after that launch both tricks. Now, check to see if Error Codes are present, making sure to toggle through all error and also temperature readings by pressing either COLDER essential or either WARMER trick. (See Mistake Code Table Below).
If Mistake Codes show up during Diagnostic Setting, comply with the Mistake Code Troubleshooting Overview on the following web page. The left column of the troubleshooting guide details the error codes. The information in the ideal column discusses what examinations to carry out and/or what activity to take to deal with the mistake.
KEEP IN MIND: If mistake codes are observed in diagnostic mode, a non-flashing SERVICE annunciator will certainly show up on the LCD when Diagnostic Mode ends, indicating error codes are still stored. Mistake Codes need to be removed from the electronic control memory by hand. To get rid of the non-flashing SOLUTION annunciator and the mistake codes, the problem must be corrected as well as the device needs to be ON, after that:.
- On a model UC-24C: Press the Fridge Freezer WARMER as well as COLDER keys for fifteen (15) seconds.
- On a version UC-24B, UC-24R, or UC-24RO: Press the Refrigerator WARMER and also 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 85 | The variable speed compressor is overheating | This may indicate low levels of refrigerant in the unit caused by a leak in the refrigerator’s sealed system. Another potential cause for this error is the refrigerator is drawing excessive electrical power causing the system to overheat. Both issues require the service of a qualified technician to resolve. |
Error Code 85
A. If “EE” for refrigerator area was presented as well as “SERVICE” flashing, examine the following:.
- Thermistor electrical connections as well as continuity from thermistor to J5 on control board. Reconnect/ repair.
- Resistance of thermistor– 30,000 to 33,000 ohms at 32 ° F( 0 ° C). Replace if defective. B. If “EE” for refrigerator area was NOT displayed, trouble is recurring thermistor mistake:.
- Door not closing appropriately. Appropriate door closing issue.
- Check light switch, electrical wiring & electric connections. Repair wiring/ connections or change button.
- Check thermistor electrical connections and also continuity at J5 on control board. Reconnect/ fixing.
- Inspect resistance of thermistor– 30,000 to 33,000 ohms at 32 ° F (0 ° C). Replace if malfunctioning.
C. If “EC 05” and also “SOLUTION” were blinking prior to launching diagnostic setting, device also experienced too much compressor run condition that may or might not be related to the “05” Mistake Code. See Error Code 50 Test/Actions.