Error Code HC
The water heater or its temperature sensor is not working right
Critical
Stop using immediately - risk of damage or safety issue
Also displayed as: HC
What This Means
Heater fault or burned out element; Disconnected heater wire; Wash-thermistor fault; Main PCB fault
What actually causes this:
The heating element burned out or the temperature sensor at the back of the tub has failed
First Thing to Check
Turn the washer off, wait 30 seconds, and restart — if the error returns, it needs service
Parts Involved
How to Fix
- 1
1. Check for connection between wire and heater
- 2
2. Measure heater resistance — Type 1 (front location): should read 16.05 plus or minus 0.65 ohms
- 3
3. If heater is faulty, replace it
- 4
4. If heater tests normal, check the wash-thermistor at the back of the tub (Type 2)
- 5
5. If the wash-thermistor has a functional error, replace it
- 6
6. If both heater and thermistor test normal, replace the Main PBA
Parts Commonly Needed for This Error
OEM part numbers confirmed by retailers
This Error Applies To
Samsung WF53BB8900 Series Washers (2024) (2024–present)
Related Error Codes
The washer's main control board and display board are not communicating
The main control board and motor driver board stopped talking to each other
The add-door lock mechanism has failed
The door lock mechanism is not engaging or releasing properly
The water heater or temperature sensor is not working correctly
The washer detected a water leak from the drain line
The clothes inside the washer are bunched up on one side
A very heavy or stiff item is causing the drum to be unbalanced