Error Code HC
The washer is overheating or the temperature sensor is wrong
Critical
Stop using immediately - risk of damage or safety issue
Also displayed as: HC
What This Means
Disconnected wire to heater; Heater element fault; Wash thermistor fault; Washing temperature sensor fault; Dry temperature sensor fault; Main PCB fault
What actually causes this:
The heating element or temperature sensor has failed, causing the washer to overheat
First Thing to Check
Turn off the washer, unplug it, wait one minute, and plug it back in — if the error returns, stop using the washer
Parts Involved
How to Fix
- 1
1. Check for connection between wire and heater
- 2
2. If the wash heater is faulty, replace it (refer TYPE 1)
- 3
3. If the heater is not the problem, replace the wash thermistor (refer TYPE 2)
- 4
4. Check connections for the washing heater temperature sensor connector
- 5
5. If ATC function check has a connector error, replace it
- 6
6. Turn off the washer, unplug it, wait one minute, and plug it back in
This Error Applies To
Samsung WA54CG7550 Series Washers (2024) (2024–present)
Related Error Codes
The dryer temperature sensor is not reading correctly
The cold water hose is hooked up wrong
The water level sensor cannot detect the water level correctly
The washer's motor has stopped working
The washer is not getting any water
The washer cannot drain the water out
The washer is getting too much voltage from the outlet
The washer is not getting enough voltage from the outlet