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Nordyne 917178A Defrost Control Board

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Special Price $144.90 Regular Price $166.64
In stock
SKU
917178A
The Nordyne 917178A-Defrost Control Board designed to provide optimal performance of the HVAC systems by controlling the defrost cycle. This high-quality replacement part restore system reliability and energy efficiency. It control the time of defrosting by regulating the temperature and the cycles of the compressor. The board helps to avoid the formation of frost, which hinders air circulation and reduces the durability of the system. It is suitable for heat pumps and other Nordyne equipment, which helps to improve heating performance.
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Defrost, HVAC Controls & Electrical
Manufacturer:
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Specifications

  • Type: Defrost Control Board
    Manufacturer Name: Nordyne
    Product Number: 917178A
    OEM Part Number: 917178A
    Product Description: Defrost Control Board
    Weight:0.54lbs/244.94g

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    Product Questions (2)
    Customer Questions
    What maintenance is required for the Nordyne 917178A Defrost Control Board?

    Check the control board for secure wiring and signs of overheating or corrosion. Keep it protected from moisture and debris. Verify proper defrost cycle operation during system use. Routine inspection supports maintain efficient heat pump performance and prevents frost buildup issues.

    What are common issues with the Nordyne 917178A Defrost Control Board?

    • Failure to initiate defrost cycle when needed.
    • Incorrect timing of defrost operation.
    • Electrical faults causing system malfunction.
    • Sensor communication issues affecting performance.
    • Board overheating leading to shutdown.

    Installation Steps

    Step 1: Turn off power at breaker to prevent electrical shock.

    Step 2: Remove access panel from the HVAC unit.

    Step 3: Locate and disconnect wiring from the old control board.

    Step 4: Unscrew and remove the faulty board.

    Step 5: Mount the new control board securely in place.

    Step 6: Reconnect wires matching original configuration.

    Step 7: Restore power and test system operation for proper defrost cycling.