A squealing noise coming from the freezer in your recently bought house could be indicative of a few potential issues. It's essential to identify and address the cause of the noise to ensure the proper functioning of your freezer and prevent any potential damage. Here are some common reasons why a freezer might make a squealing noise:
Evaporator fan motor issue: The evaporator fan is responsible for circulating cold air throughout the freezer. If the fan motor is worn out or has a mechanical problem, it may produce a squealing noise as it operates.
Defrost timer or heater malfunction: The defrost system in the freezer prevents frost buildup on the evaporator coils. If the defrost timer or heater is faulty, it can cause unusual noises during the defrost cycle.
Damaged fan blade: A damaged or misaligned fan blade can create squealing sounds when it rotates.
Ice buildup: Excessive ice buildup inside the freezer, especially around the fan or fan blades, can cause friction and produce squealing noises.
Compressor issues: The compressor is the heart of the cooling system. If it is struggling to work properly due to mechanical problems, it may create unusual noises, including squealing.
Expansion and contraction of components: Changes in temperature can cause metal or plastic components to expand and contract, resulting in squealing noises.
Loose or vibrating parts: Loose components, such as mounting screws or panels, can vibrate and produce squealing sounds.
To address the issue, follow these steps:
First, unplug the freezer and wait for it to defrost if there is any ice buildup.
Remove any items that might be obstructing the fan.
Clean the freezer thoroughly, removing any debris or obstructions.
Plug the freezer back in and check if the squealing noise persists.
If the noise continues after these steps, it's best to contact a qualified appliance repair technician to diagnose and fix the problem. Since you recently bought the house, there might still be a warranty on the appliance or home warranty coverage that can help cover the repair costs. Check the warranty information and reach out to the seller or warranty provider if applicable.
It's important not to ignore unusual noises from appliances, as they can be early indicators of potential issues. Timely inspection and repair can extend the life of the appliance and prevent more significant problems down the road.