F2: Indoor Coil Temperature Sensor Malfunction (20k)

F2: TROUBLESHOOTING STEPS:

1. Verify the Temperature Sensor:

   • Inspect the indoor coil temperature sensor (20k) for any visible damage.

   • Ensure the sensor is securely connected and correctly placed on the coil.

2. Examine the Indoor Board:

   • Check the indoor board for any indications of malfunction related to the coil temperature sensor.

   • Confirm proper wiring and connections on the indoor board.