A squealing noise coming from your freezer can be indicative of a few possible issues. Here are a few common causes for a squealing noise in a freezer:
Damaged or Worn-out Evaporator Fan Motor: The evaporator fan motor is responsible for circulating the air inside the freezer. If the motor is damaged or worn-out, it may produce a squealing sound. Over time, the motor's bearings can wear out, causing the noise. In this case, you might need to replace the fan motor.
Faulty Condenser Fan Motor: The condenser fan motor is located near the compressor and is responsible for cooling the condenser coils. If this motor is malfunctioning or has worn-out bearings, it can generate a squealing noise. Similar to the evaporator fan motor, a faulty condenser fan motor may require replacement.
Misaligned or Worn-out Defrost Timer: The defrost timer controls the defrosting cycle of the freezer. If it becomes misaligned or worn-out, it can cause the freezer to make unusual noises, including squealing. Inspecting and potentially replacing the defrost timer might be necessary.
Icemaker Issues: If your freezer has an icemaker, it could be a potential source of the squealing noise. Check if the icemaker is correctly installed, as loose components or an obstructed mechanism can result in strange sounds. If necessary, consult the icemaker's user manual for troubleshooting steps or consider contacting a professional for assistance.
It's important to note that without physically inspecting the freezer, it can be challenging to determine the exact cause of the noise. If the squealing noise persists or you are unsure about addressing the issue yourself, it's advisable to contact a qualified appliance technician who can diagnose and resolve the problem for you.