SubZero Refrigerator Freezer Error Code 90 H 80 – How to fix? by SubZeroRepairService.us
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HOW TO USAGE THE ERROR CODE TROUBLESHOOTING GUIDE
Mistake Codes recommend issues joined by specific aspects. If mistake codes are signed up, they will absolutely show up prior to temperature level analyses while in Diagnostic Setting.
KEEP IN MIND: If Mistake Codes appear with a blinking “REMEDY” annunciator prior to launching Diagnostic Mode, the system experienced excessive compressor run problem that could or could not be associated with the Error Codes showed
To initiate Diagnostic Setup, press as well as likewise hold either CHILLIER technique, afterwards push the POWER trick, after that launch both tricks. Currently, examine to see if Error Codes are present, seeing to it to toggle with all error and also temperature level readings by pushing either COLDER necessary or either WARMER key. (See Error Code Table Below).
If Error Codes turn up throughout Diagnostic Setting, comply with the Error Code Troubleshooting Guide on the adhering to websites. The left column of the troubleshooting guide information the blunder codes. The information in the appropriate column clarifies what tests to accomplish and/or what activity to require to deal with the blunder.
KEEP IN MIND: If mistake codes are observed in diagnostic setting, a non-flashing REMEDY annunciator will certainly appear on the LCD when Diagnostic Mode ends, suggesting blunder codes are still conserved. Error Codes need to be eliminated from the electronic control memory by hand. To eliminate the non-flashing SOLUTION annunciator as well as likewise the mistake codes, the difficulty has to be treated in addition to the system has to get on, after that:.
On a version UC-24C: Press the Fridge Freezer WARMER and COLDER tricks for fifteen (15) seconds.
On a layout UC-24B, UC-24R, or UC-24RO: Press the Refrigerator WARMER and also COLDER keys for fifteen (15) seconds.
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 90 H 80 | Communication issue with the main board. | This error indicates that the main control board needs to be reset or replaced. Disconnect the refrigerator from the power by unplugging it, or turning off power at the circuit board. Wait ten minutes and reconnect the power. If the fault is not resolved, contact a service technician for additional assistance. |
Error Code 90 H 80
A. If “EE” for refrigerator location was shown along with “SOLUTION” flashing, examine the following:.
Thermistor electrical web links and connection from thermistor to J5 on control board. Reconnect/ dealing with.
Resistance of thermistor– 30,000 to 33,000 ohms at 32 ° F( 0 ° C). Change if malfunctioning. B. If “EE” for fridge location was NOT presented, concern is reoccuring thermistor mistake:.
Door not closing properly. Suitable door closing problem.
Check light button, wiring & electric links. Dealing with electric wiring/ web links or alter button.
Analyze thermistor electric connections as well as link at J5 on control panel. Reconnect/ repair solution.
Examine resistance of thermistor– 30,000 to 33,000 ohms at 32 ° F (0 ° C). Replace if defective.
C. If “EC 05” along with “REMEDY” were blinking prior to starting analysis mode, device likewise experienced extreme compressor run issue that might or might not be related to the “05” Mistake Code. See Blunder Code 50 Test/Actions.
