Freezer self-inspection

If you think there is a problem with the freezer, you don't need to rush to send it for repair. You can first determine whether the problem is caused by carelessness. If so, what is the small method of checking before sending for repair?
1. When the freezer is completely cold
1. Make sure the plug is not pulled out or loose.
2. Check power interruption
3. Make sure the power switch fuse is turned off.
second, when the freezer is not cold enough
1. Check whether there is excess food in the cabinet
2. Check whether there are high-temperature articles or whether the number of doors is too frequent.
3. Check for direct sunlight or by the fire.
3. Is there any abnormal sound in the commercial freezer
1. Ensure that the freezer is placed smoothly.
2. Make sure the back of the commercial freezer touches the wall.
3. Check whether there is any foreign matter between the freezer and the wall.
4. Freezing Chamber capillary, copper tube contact is poor
Fourth, if the outside of the freezer sweats, condensed water outside the freezer is normal in rainy season or high temperature.
5. When water flows into the freezing chamber, the sound of refrigerant flowing through the copper tube is normal.

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