Error Code 86E
Power supply voltage too high for inverter
Critical
Stop using immediately - risk of damage or safety issue
Also displayed as: 86 E
What This Means
Input voltage exceeds maximum operating threshold; SMPS output regulation failure; Overvoltage surge event
What actually causes this:
An electrical surge or power spike damaged the voltage regulation, or the inverter's voltage regulator failed.
First Thing to Check
Use a surge protector or check if a power line issue occurred during a thunderstorm.
Parts Involved
How to Fix
- 1
Measure voltage between MAIN PCB CN75 #3 (ORANGE) and #10 (GRAY)
- 2
Voltage should be 7V-12V
- 3
Check if home AC voltage exceeds 135V (for 110-127V models) or 254V (for 220-240V models)
- 4
Check for evidence of power surge damage
This Error Applies To
Samsung RS25H51 Series Refrigerators (2014) (2014–present)
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