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F5: Wired Controller Temperature Sensor Malfunction.

F5 TROUBLESHOOTING STEPS:

  1. Verify the Temperature Sensor:

    • Inspect the wired controller temperature sensor for any visible damage.

    • Ensure the sensor is securely connected and properly placed.

  2. Examine the Outdoor Board:

    • Check the outdoor board for any indications of malfunction related to the wired controller temperature sensor.

    • Confirm proper wiring and connections on the outdoor board.

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TOSOT HVAC
WARRANTY TERMS:
10 YEARS ON PARTS
10 YEARS ON COMPRESSOR

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