Automatic defrost, automatic defrost or automatic defrost is a technique in which the evaporator in the refrigerator or freezer is defrosted regularly. Devices that use this technology are often referred to as frost-free, frost-free or frost-free.People also wonder what the difference is between frost-free defrost and automatic defrost.No Frost (no frost): this term refers to freezers with a dynamic cooling system. Both automatic defrosting and manual defrosting refer to freezers with direct or ventilated cooling systems. This means that ice will build up on the freezer walls and you will need to remove it regularly.
The automatic defrost function uses a heating element in the refrigerator to periodically heat the device during the defrost cycle. Any ice buildup will melt and drain from the hole in the bottom of the cabinet. This water is then collected in a container behind the device and then evaporated.
Refrigerator with cyclic defrost. • As the name suggests, the defrost cycle takes place in real time. Compressor cycle. During the normal compressor on / off cycle, the evaporator is effectively defrosted.
It usually takes place every 8-10 hours and lasts about 25 minutes. The defrosted water ends up in the container under the refrigerator and evaporates due to the heat from the compressor. The cycle then ends automatically.
Frost-free cooling refers to refrigerators such as refrigerators and freezers that have built-in technology to prevent ice build-up by automatically defrosting after a set period of time.
To defrost a freezer or freezer:
How to test the defrost timer:
During the defrosting process, the heating elements located behind the appliance wall heat the refrigerating element (evaporative coil). This will melt the ice that has formed on the back wall and allow the water to flow into the evaporator pan above the compressor. The heat from the compressor evaporates the water into the air.
The defrosting mechanism of a refrigerator briefly heats the refrigerating element (evaporator coil) and melts any frost that has formed on it. The resulting water flows through a channel on the back of the device.
Moisture from the air accumulates on the cold surfaces of the freezer and forms ice. Frost, or ice, is an effective insulator, as demonstrated by igloos that are used to keep Eskimos warm during Arctic winters. This layer of insulation degrades the performance of the refrigerator and can have various causes.
The defrost cycle can take place when the external register temperature drops below 32 °. The system automatically enters a cooling cycle to raise the external register temperature. The sound of the switching valve is heard, which switches the system from heating to cooling.
The temperature rise in the freezer compartment during a defrost cycle varies. It can reach 2530 degrees, but only for a very short time.
Now the problem is back. So I tried the manual defrost option, but what I notice is that the defrost cycle only takes about 20 minutes. After pressing the Power Freeze and Fridge buttons simultaneously for about 8 seconds, the screen turns off.
The defrost cycle generally ends after 20-30 minutes and the compressor and fans restart. Adaptive defrost control monitors environmental conditions and previous defrost cycles and adjusts the frequency and duration of the defrost cycle more efficiently.
During defrosting, there are no driving noises, no fan noise and no compressor noise. Most models thaw for about 25-45 minutes, usually once or twice a day.
During a defrost cycle it heats up to 20f and 45f.