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Daikin-McQuay 4009542 Circuit Board

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1  Review Add Your Review
Special Price $182.25 Regular Price $209.59
In stock
SKU
4009542
The Daikin-McQuay 4009542 Circuit Board is an essential part that is meant to enhance the performance of numerous HVAC systems, but especially in mini-split air conditioning systems developed by Daikin. This circuit board works through the regulation and coordination of the electrical parts of the unit to provide an interface between the indoor and outdoor units. Due to its accurate calibration, the quality of work and system productivity are improved with minimal risks of system failure. The advantages of using the circuit board include enhanced energy conservation and therefore saving a lot of money in the long run, and the longevity of the HVAC equipment.
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HVAC Controls & Electrical, Control Boards & Modules
Manufacturer:
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Specifications

  • Type: Circuit Board
    Manufacturer Name: Daikin-McQuay
    Product Number: 4009542
    OEM Part Number: 4009542
    Product Description: Circuit Board
    Weight:0.64lbs/290.3g

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    Product Questions (2)
    Customer Questions
    What maintenance is required for the Daikin-McQuay 4009542 Circuit Board?

    Regularly inspect the board for dust, dirt, or signs of corrosion. Ensure all connections are secure and check for burnt or damaged components. Proper maintenance prevents system malfunctions and ensures accurate operation. Always disconnect power before servicing

    What are common issues with the Daikin-McQuay 4009542 Circuit Board?

    • Burnt or damaged components.
    • Loose or corroded connections.
    • Intermittent system operation.
    • Failure to control connected devices.

    Installation Steps

    Step1: Turn off power to the HVAC system before starting.

    Step2: Remove the access panel and note all wiring connections on the old circuit board.

    Step3: Disconnect the wires and carefully remove the old board.

    Step4: Install the new circuit board in the same position and secure it with screws.

    Step5: Reconnect all wires to the corresponding terminals.

    Step6: Restore power and test the system, ensuring all functions operate correctly.