Modern refrigerators LG are famous for their reliability and well-thought-out cooling systems, but even the most advanced equipment requires proper settings to preserve food freshness for a long time. Many owners, having purchased a device, often do not think about the fact that the factory settings may not correspond to specific operating conditions or the season. Understanding what temperature should be inside will help avoid food spoilage and excessive energy consumption.
The issue of temperature control is relevant both for new models with a linear compressor and for older units with the system No Frost. Incorrectly set parameters can lead to milk turning sour in one day and vegetables losing their crunch. In this article, we will analyze the optimal values for different compartments and learn how to adjust them.
Optimal temperature conditions are a balance between product safety and device energy efficiency. For the main chamber of refrigerators LG the standard is considered to be a range from +3 to +5 degrees Celsius. It is at these values that most bacteria slow down their activity, but the products do not freeze. Cooling system It should work stably, without sudden jumps.
If you notice that the products in the depths of the shelf are covered with ice, and on the contrary, they become warmer near the door, this is a signal that calibration is necessary. It is important to consider that thermostat or the electronic sensor does not respond instantly. After any change in settings, 4 to 6 hours must pass before the climate inside the chamber stabilizes.
It is worth remembering that the occupancy of the chamber also affects the indicators. An empty refrigerator cools faster, but retains heat less well when the door is opened. A completely clogged unit requires more energy for initial cooling, but retains cold better. Air circulation in models with No Frost should not be blocked by food.
⚠️ Attention: Do not set the regulator to the minimum values (-20°C or "Max Cool") on an ongoing basis. This leads to freezing of the evaporator and premature wear of the compressor.
To accurately diagnose the current condition of your device, it is not enough to rely only on sensations. The best way to find out the actual temperature is to use a household thermometer. Place it in a glass of water on the middle shelf and leave for several hours.
⚠️ Attention: Specifications and control panel interfaces may vary depending on the specific LG refrigerator series. Always check the current data for your model in the official user manual.
Setting the temperature in LG refrigerators with a display
Climate control in models with an electronic display is carried out through a touch panel located on the outside of the door. The interface may differ, but the operating logic remains the same for most series LG. To change settings, you typically need to press and hold the Temperature or Fridge button for 3 seconds until the indicators flash.
Once setup mode is activated, use the arrow buttons or press repeatedly to select the desired value. The numbers on the screen will change in 1 degree increments. After selecting the desired parameter, do not press anything for 5 seconds - the system will automatically save the setting and return to displaying the current temperature.
Some advanced models have a function Smart Coolingthat independently regulates the operation of fans and dampers. If you activate the mode Eco Saver, the temperature in the main chamber can be increased by 1-2 degrees to save energy, which is acceptable when the load is incomplete.
- 🌡️ The standard mode for the main chamber is +3°C.
- ❄️ The “Super Cooling” mode temporarily lowers the temperature to +1°C.
- 🔒 Child lock prevents accidental changes to settings.
- 🔔 A sound signal will indicate the successful saving of new settings.
Adjusting the mechanical thermostat
In classic models of refrigerators LG without a digital display, control is carried out using a mechanical regulator. It can be located inside the main chamber on the side wall or on the ceiling. Such a regulator is often a rotary knob with divisions from 1 to 5 or 7, or a scale from Min to Max.
It is important to understand that the numbers on a mechanical regulator do not mean degrees Celsius. They indicate the power of the compressor. Position “1” or Min means minimal cooling (the temperature inside will be higher, about +7...+8°C), and position "5" or Max means maximum (temperature will drop to +1...+2°C).
For everyday use, the manufacturer recommends setting the knob to the middle position, usually this number "3". This ensures a balance between food safety and engine load. If the room is very hot, you can temporarily switch the regulator to a value above average.
☑️ Checking the operation of the mechanical thermostat
Temperature zones and storage table
Inside the refrigerator LG the temperature is distributed unevenly, and this is a normal physical feature. Warm air rises and cold air sinks. In addition, it is always colder at the back wall, where the evaporator is located, than at the door. Knowing these zones helps to properly distribute food.
Top shelves are ideal for ready-made food that does not require much refrigeration, as well as for drinks. The bottom shelves are the coldest place and are reserved for raw meat, fish and dairy products that quickly spoil. The door is the warmest zone; it is better to place sauces, juices and foods with preservatives here.
| Storage area | Optimal temperature | What to store |
|---|---|---|
| Top shelf | +5...+7°C | Ready dishes, desserts, drinks |
| Middle shelf | +3...+5°C | Dairy products, sausages, cheese |
| Bottom shelf | +1...+3°C | Raw meat, fish, semi-finished products |
| Shelves on door | +7...+10°C | Sauces, butter, eggs, drinks |
Compliance with zoning extends the shelf life of products. For example, if you put milk on the door, it may sour faster than indicated on the package due to temperature changes when opened frequently. Multi Air Flow System in refrigerators LG helps equalize the temperature, but the basic principles of physics have not been canceled.
Why does ice form on the back wall?
In models with a drip defrosting system (not No Frost), frost periodically forms on the back wall. This is normal workflow. The water flows into the drainage hole and evaporates. If there is too much ice, check the tightness of the door.
Features of the freshness zone (Zero Zone)
A special compartment deserves special attention, which in refrigerators LG is often called Fresh Zone or “Zero Zone”. The temperature here is maintained in the range from 0 to +2 degrees, which is significantly lower than in the main chamber. The humidity in this compartment is also regulated separately.
Such conditions are ideal for storing fresh meat, fish and seafood that are planned to be cooked in the next 1-2 days. At zero temperature, bacteria practically do not multiply, but the structure of the product is not destroyed by ice, as in the freezer. It is not recommended to store vegetables and fruits here - they can lose moisture and wither.
Some models have a function Soft Freezing (soft freezing), which allows you to store meat at a temperature of about -5°C. This makes it possible to cut the product into thin slices immediately after removal, without waiting for defrosting. The exact temperature in the zero zone may vary slightly depending on the loading of the compartment.
- 🥩 Ideal for raw meat and fish for up to 2 days.
- 🥬 Not suitable for storing tropical fruits and vegetables.
- ❄️ The temperature here is always lower than on the main shelf.
- 🔪 Mode soft freezing makes it easier to cut food.