Samsung Dishwashers2023–present

Error Code HC1

The heating element is not warming the water properly

Moderate

Address soon - your appliance may not work properly

Also displayed as: No display

What This Means

Heater is out of order; Heater is improperly connected; Main PBA heater relay defective

What actually causes this:

The heating element burned out or a wire connection to it came loose

First Thing to Check

Check if your dishes feel cold after a cycle — if so, the heater has likely failed

Parts Involved

HeaterMain PBAWire Harness

How to Fix

  1. 1

    1. Check the connections of the Heater connectors — reconnect

  2. 2

    2. Check the resistance between both ends of the Heater directly, or check resistance between the red wire of the Heater Relay and the black and yellow wires of the Power Relay — Normal: approx. 12.14-14.16 ohms. Check after disconnecting circuit breaker or power cable

  3. 3

    3. Check the connections of the Heater Relay in Main PBA — check voltage between Red wire of Heater Relay on the base and Red wire of CN101 connector. Normal: 110-120V while operating

  4. 4

    4. If heater tests normal, replace Main PBA

This Error Applies To

Samsung DW80B7070A Series Dishwashers (2023) (2023–present)

Service manual exact match: DW80BB707012AAService manual exact match: DW80B7070US/AAService manual exact match: DW80B7070UG/AAService manual exact match: DW80B7071US/AAService manual exact match: DW80B7071UG/AAService manual exact match: DW80B6060US/AAService manual exact match: DW80B6060UG/AAService manual exact match: DW80B7070AP/AC+2 more

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