Mistakes to Avoid When Replacing an Appliance Control Board

Common Mistakes to Avoid When Replacing an Appliance Control Board

Replacing a control board can be a straightforward process, but even seasoned DIYers can encounter pitfalls that lead to frustration or additional costs. At Appliance Pro USA, we want to ensure your repair experience is as smooth and successful as possible. Here are the most common mistakes to avoid when replacing an appliance control board—and how to do it right.


1. Failing to Disconnect the Power

  • The Mistake: Forgetting to unplug the appliance or turn off the circuit breaker before starting the repair can result in electric shock or damage to the new control board.
  • Why It’s Dangerous: Working on an appliance that’s still plugged in can expose you to live electrical currents, leading to serious injuries or even fires.
  • How to Avoid It: Always double-check that the appliance is completely powered off before removing the control panel. Flip the circuit breaker off if necessary to ensure safety.

2. Not Documenting the Wiring Connections

  • The Mistake: Disconnecting wires without noting their original positions can make reassembly confusing and prone to errors.
  • How to Avoid It: Take clear photos of the control board and wiring before disconnection. Label wires if necessary to ensure accurate reassembly.

3. Using the Wrong Tools

  • The Mistake: Attempting the repair with improper tools can damage screws, connectors, or the new control board.
  • How to Avoid It: Gather the proper tools, including a Phillips and flathead screwdriver, multimeter, and needle-nose pliers. For a complete list, check out our DIY Tools Guide.

4. Installing the Wrong Control Board

  • The Mistake: Purchasing a control board that doesn’t match your appliance model can lead to compatibility issues.
  • How to Avoid It: Use your appliance’s model number to find the correct control board. At Appliance Pro USA, we make it easy to search for the right part, and our team is available to assist if you have questions.

5. Skipping Testing Before Reassembly

  • The Mistake: Reassembling the appliance without testing the new control board can result in unnecessary disassembly if there’s an issue.
  • How to Avoid It: Once the new control board is connected, test the appliance to ensure it’s functioning properly before reattaching panels or covers.

6. Overlooking Additional Issues

  • The Mistake: Assuming the control board is the only problem can lead to incomplete repairs.
  • How to Avoid It: Inspect related components, such as wiring, fuses, and sensors, during the replacement process to ensure there are no additional faults.

7. Not Following Safety Precautions

  • The Mistake: Rushing through the process without wearing safety gear or taking precautions can lead to injury or further damage.
  • How to Avoid It: Wear gloves and safety goggles, and follow all recommended safety practices during the repair.

Why Choose Appliance Pro USA for Replacement Control Boards?

Replacing an appliance control board is easier when you start with a reliable part. Here’s why Appliance Pro USA is the trusted choice for refurbished control boards:

  • Affordable Pricing: Save up to 50% compared to new control boards.
  • Guaranteed Quality: Each control board is rigorously tested to ensure reliability and performance.
  • Expert Support: Not sure if you’re ordering the right part? Our team is here to help.
  • Eco-Smart Repairs: Choosing refurbished parts helps reduce waste and supports sustainable practices.


Replacing your appliance control board doesn’t have to be complicated, but avoiding these common mistakes can save you time, money, and frustration. With a little preparation and guidance, you can handle the repair like a pro. Trust Appliance Pro USA for affordable, high-quality refurbished control boards and expert support to ensure your success.


Need a new control board? Browse our control board catalog today and enjoy fast shipping and unbeatable prices from Appliance Pro USA!

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