Error Code 14
AC mains voltage is too high, exceeding safe operating range
Critical
Stop using immediately - risk of damage or safety issue
Also displayed as: 86 (RR39/RR14/RZ32/RZ11/RQ32)
What This Means
Input AC voltage too high; Faulty main board power supply; Voltage surge condition; Inverter regulation circuit failure
What actually causes this:
The home electrical supply has voltage that is too high, possibly from utility company voltage surge or regulator failure
First Thing to Check
Measure voltage at the wall outlet with a multimeter to confirm the actual voltage
Parts Involved
How to Fix
- 1
Measure AC input voltage with multimeter
- 2
Check for signs of surge or spike
- 3
Test main PCB DC output voltage
- 4
Verify power supply circuit integrity
This Error Applies To
Samsung RR39T74 Series Refrigerators
Related Error Codes
Room temperature sensor circuit failure detected
Exterior room temperature sensor circuit failure
Freezer defrost heater approaching shutdown failure within 5 minutes
Compressor motor drawing excessive current indicating short or mechanical jam
Inverter power module temperature exceeded safe limit and shut down
Defrost cycle temperature sensor circuit failure
Freezer defrost heater circuit malfunction or stuck heater
Compressor power control IC fault or compressor winding fault detected