Error code reference

Samsung Dishwasher Error Code 3C1

Circulation pump motor error (Inverter PBA related)

Circulation pump motor error (Inverter PBA related): sub-code of 3C indicating inverter PBA fault; driving parts stop.

First step from the service manual

Check connections between Inverter PBA and Circulation Pump.

The complete diagnostic procedure includes additional test steps, resistance specifications, wiring diagram references, and component test points.

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Circulation pump motor error (Inverter PBA

From Service Manual 414099, p.31:

1.Check connections between Inverter PBA and Circulation Pump.

2.Measure drain pump winding resistance at connector J7 on the main control. Expected: 12 to 16 ohms at room temperature.

3.Back-probe the pump driver output under load. Verify the board switches the pump at 120 VAC during the drain portion of the cycle.

Part DC31-00054A

Drain pump motor

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