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Samsung · Dishwashers
High-temperature heater error (Rotary models)
Quick Answer
Error code HC on your Samsung Dishwashers means: High-temperature heater error (Rotary models). This is usually fixable — see the step-by-step guide below.
Affected Models
Specific models affected
Likely Causes
How to Fix It
1
Turn off the dishwasher at the circuit breaker for 30 seconds, then turn it back on.
2
Empty the dishwasher, add detergent, and start a Normal cycle.
3
If the error occurs again, unplug the dishwasher and allow it to cool completely.
4
Check the thermistor and heater wiring for damage.
5
If the issue persists, the thermistor or main control board may need replacement. Contact a technician.
Pro Tip
This issue typically requires professional diagnosis. Attempting this fix without proper training could cause further problems.
Parts You May Need
Thermistor (temperature sensor)
Main control board (PBA)
Heating element
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