SubZero Refrigerator Freezer Error Code 40 – How to fix? by ApplianceRepairNewYork.us

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HOW TO USE THE MISTAKE CODE TROUBLESHOOTING OVERVIEW

Error Codes indicate problems signed up by specific elements. If error codes are signed up, they will certainly show up prior to temperature readings while in Diagnostic Mode.

NOTE: If Mistake Codes appear with a blinking “SERVICE” annunciator before launching Diagnostic Mode, the unit experienced extreme compressor run condition that may or may not be related to the Error Codes showed

To launch Diagnostic Mode, press as well as hold either COLDER trick, then press the POWER key, after that launch both tricks. Currently, examine to see if Mistake Codes are present, being sure to toggle via all error and also temperature analyses by pushing either COLDER essential or either WARMER trick. (See Mistake Code Table Below).

If Mistake Codes appear during Diagnostic Mode, follow the Mistake Code Troubleshooting Guide on the adhering to web page. The left column of the troubleshooting overview provides the error codes. The information in the appropriate column clarifies what tests to execute and/or what activity to require to remedy the mistake.

NOTE: If error codes are observed in diagnostic setting, a non-flashing SOLUTION annunciator will certainly show up on the LCD when Diagnostic Setting finishes, suggesting mistake codes are still saved. Mistake Codes have to be gotten rid of from the electronic control memory manually. To remove the non-flashing SERVICE annunciator and the error codes, the problem needs to be dealt with and the device needs to get on, after that:.

• On a model UC-24C: Press the Freezer WARMER and also COLDER secrets for fifteen (15) seconds.
• On a version UC-24B, UC-24R, or UC-24RO: Press the Refrigerator WARMER and 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 40	Freezer and/or Refrigerator Compressor is Running Excessively	This may mean that the condenser needs to be cleaned. If there are pets in the home, the condenser may need to be cleaned more often. Cleaning Instructions: • Built-In and Pro48 Models • 700 Series, Model 427, and Model 427R • 200, 300, 430, 500, and 600 Series • 201, 501, 601 Models • Undercounter Models

Error Code 40

A. If “EE” for fridge area was displayed and “SERVICE” blinking, examine the following:.

1. Thermistor electric connections as well as connection from thermistor to J5 on control panel. Reconnect/ repair service.
2. Resistance of thermistor– 30,000 to 33,000 ohms at 32 ° F( 0 ° C). Change if defective. B. If “EE” for refrigerator area was NOT displayed, problem is periodic thermistor mistake:.
3. Door not closing effectively. Right door closing trouble.
4. Check light button, wiring & electrical links. Repair work circuitry/ connections or change switch.
5. Examine thermistor electric connections as well as connection at J5 on control board. Reconnect/ repair.
6. Inspect resistance of thermistor– 30,000 to 33,000 ohms at 32 ° F (0 ° C). Change if defective.
   C. If “EC 05” and also “SERVICE” were blinking before starting diagnostic setting, device also experienced extreme compressor run problem that might or may not be related to the “05” Mistake Code. See Mistake Code 50 Test/Actions.