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Daikin-McQuay 7900094 Printed Circuit Board

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5 5 2
2  Reviews Add Your Review
Special Price $14.56 Regular Price $18.93
In stock
SKU
7900094
The Daikin-McQuay 7900094 Printed Circuit Board is an electrical controller that coordinates and regulates electrical operations in HVAC systems which regulate compressors, fans, and safety equipment. It is also designed to process signals accurately, and signals transmitted by thermostats and sensors are read and used to control the operation of the system effectively. Installation requires fastening the board into the control panel and attaching all the relevant wiring harnesses, which ensures that there is proper communication between the system components.
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HVAC Controls & Electrical, Control Boards & Modules
Manufacturer:
https://www.partshnc.com/media/catalog/product/7/9/7900094_daikin-mcquay_partshnc.png
Manufacturer Name: Daikin-McQuay
Product Number: 7900094
OEM Part Number: 7900094
Product Description: Printed Circuit Board
Weight:0.1lbs/45.36g

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Product Questions (2)
Customer Questions
What maintenance is required for the Daikin-McQuay 7900094 Printed Circuit Board?

Regularly inspect the board for dust, corrosion, or burnt components. Ensure all connectors are secure and avoid moisture exposure. Clean gently with compressed air if needed and follow proper electrostatic discharge precautions during handling.

What are common issues with the Daikin-McQuay 7900094 Printed Circuit Board?

  • Burnt or damaged components.
  • Loose or corroded connections.
  • Intermittent or failed operation.
  • Short circuits or voltage irregularities.

Installation Steps

Step1: Turn off the HVAC system and disconnect power for safety.

Step2: Open the control panel to access the existing circuit board.

Step3: Disconnect all wiring and carefully remove the old printed circuit board.

Step4: Install the new printed circuit board in the same position.

Step5: Reconnect all wires securely according to labels or wiring diagram.

Step6: Ensure the board is properly seated and fastened.

Step7: Close the control panel, restore power, and test the system for proper operation.