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GE WD21X34778 Dishwasher Configured Machine Control Board

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Special Price $133.59 Regular Price $152.95
In stock
Available Quantity:   115
SKU
WD21X34778

Product Description

The General Electric WD21X34778 Dishwasher Configured Machine Control Board is designed to regulate electronic signals that drive the wash and cycle features of the appliance. This control board is fitted within the dishwasher, and it replaces a failed or broken component. It is compatible with a few models, which means that it is correctly connected and aligned. The board supplies the required programmed functions to ensure that the appliance is running as desired, and it is re-secured in position to resume normal operation.
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Dishwasher Parts, Control Boards,
Manufacturer
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This Part Fits the Following Models (40)

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FAQS
Customer Questions
What maintenance is required for the General Electric WD21X34778 Machine Control Board?

Clean the control board area with a soft brush or compressed air to remove dust. Ensure all wiring connectors are seated properly. Test each program to confirm settings respond correctly and that indicators display consistently during a test cycle.

What are common issues with the General Electric WD21X34778 Machine Control Board?

  • Programs do not start correctly.
  • Display indicators remain dim or uneven.
  • Buttons do not respond consistently.
  • Electronic signals register intermittently.

Installation Steps

Step1: Disconnect power to the dishwasher.

Step2: Remove the lower panel to access the control board.

Step3: Disconnect all wiring connectors from the old board.

Step4: Install the new board and reconnect all wiring securely.

Step5: Reattach the panel and restore power, then run a short cycle to confirm operation.