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Knowledge about refrigerator


Proper use and maintenance of refrigerator

1.   Do not incline more than 45 degrees in the process of carrying and placing。

2.   Place the refrigerator on an even, flat and stable surface, in dry, aired and shaded room, far from the heat sources .

3.   Make sure the appliance is placed in a horizontal position by screwing in the 2 adjustable front legs,that will keep the noise to a minimum.

4.   A separate single-phase grounded socket should be used.The plug must be grounded.

5.   Clean regularly surfaces that can come in contact with food and accessible drainage systems to avoid the negetive impact for thr foods, after using the refrigerator for some time.Clean the interior surface of the refrigerator and the elements of the equipment with a washing agent dissolved in lukewarm water, then wipe it dry. Clean the compressor and condenser frequently to ensure good heat exchange and energy saving effect.Remove the power plug when cleaning.

6.   Please keep the condensate water outlet of the  refrigerating chamber free of obstruction.

7.   Inflammable, explosive, strong acid and strong alkali articles are strictly prohibited in the refrigerator.

8.   Defrost regularly to maintain good cooling effect and save energy for nonautomatic defrosting refrigerator.

 

Experience in saving energy

•     Keep refrigerator away from heat source; Keep the compressor well ventilated;Correctly select thermostat level;

•     Let the foods become cold outside the refrigerator before put in,When the temperature of food is higher than the cooling room .

•     Food should be wrapped with plastic bags or covered to prevent moisture loss, or refrigerator frost.

•     Reduce the opening times and shorten the opening time; put fresh food in the freezer at a time,no more than required times.

•     Do not or less to open the door during power failure.

•      can melt frozen food in the refrigerator.

 

 Carrying and placing the refrigerators

1.When Carrying, should lift the bottom, can not grasp the door handle or door, more can not drag on the ground.

2.Do not tilt the refrigerator more than 45 degrees, nor upside down or horizontal, otherwise it will damage the compressor or the refrigerated oil in the compressor into the refrigeration pipeline, affect the refrigeration, and will cause compressor spring falls off.

3.In the process of transportation, avoid knock and violent vibration, avoid rain water immersion.

4. Place the refrigerator on an even, flat and stable surface, in dry, aired and shaded room, far from the heat sources .

5.For heat dissipation,the refrigerator should have a space of 30CM from the top surface at least , and a space of at least 10CM from the back and two sides .

6.Place on a flat, firm ground and keep the compressor horizontal.

This is not only necessary for safety, but also helps the compressor to work smoothly and reduce vibration and noise.adjust the foot to make the refrigerator horizontal,If the floor is uneven.

7.Do not place in flammable, explosive or corrosive environment. Also do not place such items inside.

8.Do not place heavy objects on the top of the refrigerator, in case of the door switch make objects fall and hurt family members.

 

Precautions for refrigerator maintenance and cleaning:

(1) The refrigerator should be cleaned regularly (at least twice a year).When cleaning refrigerator, first cut off the power supply, with a soft cloth dipped in water or washing-up liquid, gently scrub, and then dip in water to wipe away the washing-up liquid.

(2) In order to prevent damage to the coating layer outside the box and plastic parts inside the box, do not use washing powder, detergent, talc powder, alkaline detergent, water, boiling water, oil, brush and other cleaning refrigerator.

(3) If the accessories inside the box are dirty and dirty, please fold them down and wash them with clean water or detergent.The surfaces of electrical parts should be wiped with dry cloth.

(4) After cleaning, firmly insert the power plug and check whether the temperature controller is set in the correct position.

(5) If the refrigerator is not in use for a long time, the power plug should be unplugged and the box should be wiped clean. After the box is fully dried, the door of the box should be closed.

 

 Causes and Elimination of odors in refrigerators:

After using the refrigerator and freezer for a period of time, it is easy to produce peculiar smell inside the box.

This is mainly due to the fact that food residues and liquid residues remain in the box for a long time, resulting in spoilage, protein decomposition and mildew. Especially, fish, shrimp and other Marine products are more likely to produce unpleasant smell.

 

Ways to prevent odors include:

(1) Food, especially fruits and vegetables, should be washed with water and dried in a clean plastic bag before being stored on a shelf or in a fruit and vegetable box in a refrigerator.

(2) Those that can be frozen shall be frozen.For foods that need to be stored in the refrigerator for a long time and can be frozen for a long time, such as meat, fish, shrimp and other foods, put them in the freezer for storage, do not put them in the freezer to prevent deterioration.

(3) storage with viscera of food, such as chicken, duck and fish, such as the internal organs must be removed first, so as to avoid the deterioration of the internal organs and contaminate other food, smell.

(4) Raw and cooked food should be stored separately. Cooked meat, sausage, ham and other cooked food should be wrapped in plastic bags and put on a special cooked food shelf. It should be separated from raw food and food with strong smell to avoid contamination with cooked food.

(5) Clean the refrigerator regularly. In the process of use, clean the cabinet regularly with neutral detergent and refrigerator deodorant. In order to prevent odor from occurring in the cabinet, activated carbon can also be used to eliminate odor.Produce peculiar smell basically come from freezer, freezer room defrost defrost when defrost sometimes also can produce peculiar smell.The peculiar smell that gives out to freezer, can put deodorant or electronic deodorizer to eliminate directly.You can also shut down the refrigerator for a thorough cleaning.For odors in the freezer, cut off the power supply, open the door, defrost and clean, use deodorant or electronic deodorizer to remove.If there is no deodorant, the refrigerator and accessories can be scrubbed clean, put in half a cup of white wine (preferably iodine), close the door, no power, after 24h, can be odor elimination.

 

The reason why the refrigerator should not be unplugged or plugged in at will during the use of the refrigerator:

(1) In the normal use of the refrigerator, when the temperature in the refrigerator is lower than a certain value, the thermostat will automatically cut off the power supply, at this time, the high and low pressure of the refrigerant has been balanced, the load is small relative to the compressor, and the motor is easy to start normally.

(2) if the power supply is turned on immediately after the power supply is forcibly cut off and the refrigerant has a fairly high pressure, the high voltage will cause the motor load to be too large, and the starting current is more than 8 / 10 times of the normal value. in this way, it is easy to burn out the motor because of the excessive current.

(3) when the refrigerator must be powered off, it should pass 3 minutes later (which means you need to wait until the high and low pressure of the refrigeration system reaches balance). And then reconnect the power.

 

Food and articles that should not be stored in the refrigerator.

Tomatoes: after the tomatoes are frozen at low temperatures, the meat of the tomatoes is blistered and soft and rotten. Or black spots appear on the surface, under-cooked, not fresh, serious will be rancidity and decay.

Banana: if the banana is stored below 12 ℃, it will make the banana black and rotten.

Fresh litchi: if the fresh litchi is placed at 0 ℃ for one day, it will blacken the skin and change the taste of the flesh.

Ham: if the ham is stored in the refrigerator at a low temperature, the moisture will freeze and the fat will precipitate. Causes the ham meat to agglomerate or loose, the meat quality changes flavor, extremely easy to rot.

Chocolate: after the chocolate is refrigerated in the refrigerator, once taken out, it will form a layer of white frost on its surface at room temperature. As a result, chocolate is extremely prone to mildew and deterioration and lose its original flavor.

Fresh litchi: If fresh litchi is placed in an environment of 0℃ for one day, it will make its skin black and its flesh sour.

Drugs and vaccines: household refrigerators and freezers cannot store drugs and vaccines because of the strict temperature requirements for the storage of drugs and vaccines. The household refrigerator is affected by the ambient temperature and the amount of food stored, and the temperature fluctuation in the box is sometimes large, so it can not meet the temperature requirements for drug storage.

 

How long can the food be kept in the refrigerator?

Fresh eggs: be refrigerated for 30 to 60 days

Cooked eggs: be refrigerated for 6 to 7 days

Milk:be refrigerated for 5 to 6 days

Yogurt: be refrigerated for 7 to 10 days

Fish: be refrigerated for 1 to 2 days and be frozen for 90 to 180 days

Pears: be refrigerated for 1 to 2 days

Beef: be refrigerated for 1 to 2 days and be frozen for 90 days

Pork chops: be refrigerated for 2-3 days and be frozen for 270 days

Sausage: be refrigerate for 9 days, be frozen for 60 days

Chicken: be refrigerated for 2~3 days and be frozen for 360 days

Canned food: be refrigerated for 360 days without opening a can

Peanut butter, sesame paste: be refrigerated for 90 days which have been opened

Coffee: be refrigerated for 14 days which has been opened

Apples: be refrigerate for 7 to 12 days

Citrus: be refrigerate for 7 days

Ripe tomatoes: be refrigerated for 12 days

Spinach: be refrigerated for 3 to 5 days

Carrot,celery: be refrigerated  for 7 to 14 days





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