Carrier · Air Conditioners & Heat Pumps
The fan unexpectedly shut down multiple times, causing the system to lock out. This indicates a persistent problem with the fan operation.
Click steps to track your progress.
Check all wiring connections to the fan motor and its feedback wires for any loose or corroded contacts.
Ensure the fan blades are free of any obstructions and can spin smoothly.
Listen for unusual noises from the fan motor, such as grinding or squealing, which could indicate a failing motor.
If the issue recurs, a professional technician should evaluate the fan motor and its electrical connections.