If your fridge is not freezing things despite being set to the coldest mode, there could be several possible reasons for this issue. Here are some common problems to check:
Thermostat Setting: Double-check the temperature setting on the thermostat. Sometimes, the control knob may not accurately represent the actual temperature inside the fridge. Try adjusting it to different settings and observe if there's any change in the cooling performance.
Airflow Blockage: Ensure that there are no obstructions inside the fridge that might be blocking the airflow. Proper circulation of cold air is crucial for maintaining consistent cooling. Check for any food items or containers placed in a way that hinders the flow of cold air from the freezer compartment to the refrigerator section.
Dirty Condenser Coils: Dust and debris can accumulate on the condenser coils located at the back or underneath the fridge, reducing its cooling efficiency. Clean the coils using a vacuum cleaner or a coil brush regularly to ensure proper heat dissipation.
Faulty Defrost System: If the defrost system is not working correctly, ice buildup can occur on the evaporator coils, affecting the cooling performance. Look for signs of excessive frost or ice inside the freezer compartment. If you notice a buildup, it might indicate a problem with the defrost system.
Damaged Door Gasket: Check the door gasket (rubber seal) around the fridge and freezer doors. If it is damaged or not sealing properly, warm air can enter the compartments, leading to inadequate cooling. Replace the gasket if necessary.
Defective Evaporator Fan: The evaporator fan is responsible for circulating cold air throughout the fridge. If it is not working correctly, the cooling performance can be compromised. Listen for the fan's sound or feel for air movement inside the fridge to check if it is operational.
Low Refrigerant Level: A refrigerant leak can result in a low refrigerant level, leading to poor cooling. If you suspect this is the issue, you'll need to contact a professional technician to diagnose and repair the leak and recharge the refrigerant.
If you've checked the above factors and the problem persists, it's best to contact a qualified appliance repair technician to diagnose and fix the specific issue. They have the necessary expertise and tools to identify the problem accurately and ensure your fridge is working optimally.