The defrost timer will click when the automatic defrost cycle begins and ends. The thermostat control (or refrigerator control, depending on the model) will also click when cycling on and off.
Rattling noises may come from the flow of refrigerant, the water line, or items stored on top of the refrigerator.
Your refrigerator is designed to run more efficiently to keep your food items at the desired temperature. The high efficiency compressor may cause your new refrigerator to run longer than your old one, and you may hear a pulsating or 
You may hear the evaporator fan motor circulating the air through the refrigerator and freezer compartments.
As each cycle ends, you may hear a gurgling sound due to the refrigerant flowing in your refrigerator.
Contraction and expansion of the inside walls may cause a popping noise.
Water dripping on the defrost heater during a defrost cycle may cause a sizzling sound.
You may hear air being forced over the condenser by the condenser fan.
You may hear water running into the drain pan during the defrost cycle.
LFC20760 specifications
The LG Electronics LFC20760 is a remarkable refrigerator designed to meet the modern household's needs. With a capacity of 20.1 cubic feet, it provides ample storage space while maintaining a compact footprint suitable for most kitchen layouts. This model effectively balances efficiency and style, making it a popular choice among consumers seeking refrigeration solutions.One of the standout features of the LFC20760 is its Energy Star certification, which signifies that it operates with energy efficiency in mind. This not only lowers electricity bills but also helps reduce the carbon footprint, aligning with environmentally conscious trends. The innovative cooling system incorporates multi-air flow technology, ensuring even cooling throughout the interior. Multiple vents strategically placed around the refrigerator promote consistent temperatures, which helps keep food fresher for longer.
In addition to its cooling capabilities, the LFC20760 boasts a sleek design that enhances any kitchen decor. It features a stainless steel finish, offering both durability and aesthetic appeal. The refrigerator’s French door design allows for easy access to both the refrigerator and freezer sections, facilitating quick organization and retrieval of items.
The interior of the LFC20760 is thoughtfully designed with adjustable shelves, allowing users to customize the space according to their needs. There are also several door bins and a dedicated crisper drawer for fruits and vegetables, which come with humidity controls to extend freshness. The freezer compartment, positioned at the bottom, features pull-out drawers, optimizing convenience and accessibility.
Another notable technology incorporated into this unit is the SmartDiagnosis feature, which allows users to troubleshoot potential issues using a smartphone app. This capability minimizes the need for service calls and provides quick solutions to common problems.
Overall, the LG Electronics LFC20760 combines essential features, advanced technology, and a stylish design to cater to today’s households. Its efficient performance and user-friendly functionalities make it a reliable choice for anyone looking to upgrade their kitchen appliances. With its commitment to energy efficiency, ample storage, and smart features, the LFC20760 stands out as a top contender in the competitive refrigerator market.