Error code reference

Whirlpool Dishwasher Error Code F8E3

Overflow Condition

Whirlpool codes Whirlpool dishwasher codes

Overflow Condition - too much water or foam in the washer and the overflow contact on the pressure switch is closed for more than 60 seconds or 3 times during the same cycle.

First step from the service manual

Check inlet valves for proper shutoff; verify drain hose is not plugged or kinked; check/clean drain pump filter. See TEST #6, TEST #7, and TEST #8.

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

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Step-by-step tests with expected resistance, voltage, and continuity values
Wiring diagram references and connector pinouts from the OEM service manual
Verified part numbers when replacement is required

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F8E3 on my Whirlpool WDT730PAHZ

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Overflow Condition - too much water or foam in

From Tech Sheet W10359496, p.28:

1.Check inlet valves for proper shutoff; verify drain hose is not plugged or kinked; check/clean drain pump filter. See TEST #6, TEST #7, and TEST #8.

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 W10876537

Drain pump assembly

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First step from the service manual

Get the full diagnostic procedure for F8E3.

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