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GREE 301387101 Main Control Board

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Special Price $462.11 Regular Price $512.94
In stock
SKU
301387101
The GREE 301387101 Main Control Board is an electronic control component used, in air conditioning gear to regulate communication between sensors and the mechanical assemblies in HVAC systems. It operates by taking inputs from the thermostats, temperature sensors, and safety elements and processing the inputs using internal circuitry, with the main control board configuration aimed at using the compressor, fan motor, and system protection operation. It is installed in the electrical control compartment of the unit, and through wiring harnesses and terminal connections, it transmits the operational commands to the system components.
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HVAC Controls & Electrical, Control Boards & Modules
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Product Questions (2)
Customer Questions
What maintenance is required for the GREE 301387101 Main Control Board?

Regularly inspect the board for dust and debris, ensuring connectors are secure. Avoid moisture and electrostatic discharge during handling. Perform visual checks for burned components or corrosion. Proper care helps prevent malfunctions and ensures accurate system performance.

What are common issues with the GREE 301387101 Main Control Board?

  • System fails to power on or respond.
  • Intermittent communication errors with sensors.
  • Faulty relays or burned-out components.
  • Inconsistent or erratic operation of connected units.

Installation Steps

Step 1: Turn off power and disconnect unit, verify no voltage for safety.

Step 2: Open control panel and remove old board, noting wiring positions carefully.

Step 3: Install new board securely in mounting slots, ensuring proper alignment and firm seating.

Step 4: Reconnect wiring harnesses exactly as labeled, double-checking each connection for accuracy.

Step 5: Restore power and test system functions, observing operation for any faults or errors.