How to deal with the serious freezing problem of vertical freezer

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When the inner wall of the vertical freezer is gradually covered with ice and eventually forms a thick ice layer, it will not only affect the refrigeration efficiency, but also increase the energy consumption and even shorten the service life of the equipment. This phenomenon is particularly common in household use, but through scientific emergency treatment, equipment inspection, use habit optimization and long-term preventive measures, the icing problem can be effectively controlled. This article will systematically explain how to deal with the severe freezing phenomenon of vertical freezers from multiple dimensions to help users restore the normal operation of equipment.

Ⅰ、Emergency treatment

When severe freezing is detected, the first step is to switch off the power to ensure safe operation. Transfer the contents of the freezer to an incubator or temporary refrigeration facility to avoid spoilage. Place layers of old towels or special sinks on the bottom of the freezer to absorb the melted water. Ice melting can be accelerated by using a hot air assisted method: a blower blows warm air evenly at a distance of 10-15 cm from the surface of the ice layer to avoid local overheating and deformation of the plastic inner wall. For recalcitrant ice, a heat-resistant container containing hot water can be placed in a freezer to accelerate the melting process using water vapor. Regular cleaning of melted ice water is required during operation to prevent spillage.

Ⅱ、Inspection of equipment

After the emergency treatment is completed, the equipment needs to be thoroughly checked.

1. Check the door seal tightness: a 4 paper clip in the closed refrigerator door gap, if you can easily take out the seal failure, . The door seal needs to be replaced.

2. Verify the accuracy of the temperature control system: use the thermometer to measure the actual temperature inside the freezer. When the deviation from the set value exceeds ± 2 °C, adjust the temperature controller or contact a professional to calibrate.

3. Check the drainage system: observe whether the back wall drain hole of the freezer is blocked by ice debris or foreign bodies, can use a soft brush with warm water dredge. If the drainage pipe is frozen, a special heating wire can be used for dredging to avoid the damage of the pipe caused by the forced stabbing.

Ⅲ、Optimize the usage habit

Reasonable control of the door opening frequency and time, each take and place items as far as possible within 30 seconds, reduce the external hot and humid air into. The storage of food materials should follow the principle of dry and wet separation: vegetables and fruits with high moisture content should be sealed with plastic bags to reduce moisture evaporation; frozen food should be dried before putting into the freezer. Regular cleaning freezer internal condensation, it is recommended weekly with a dry cloth to wipe the wall moisture. Avoid storing uncooled hot foods directly in the refrigerator until they reach room temperature.

Ⅳ、Long-term prevention

1. Once a month for basic maintenance: clean the inside of the refrigerator with a neutral detergent, apply a small amount of Vaseline on the door seal to keep it elastic. Place silica gel desiccant or special dehumidifier in the corner of the freezer to absorb excess moisture inside.

2. Check the refrigeration system every six months: observe whether the evaporator surface is uniform frosting, abnormal frosting may indicate refrigerant leakage or compressor failure. It is suggested to establish equipment maintenance files to record each defrosting time, ice thickness and treatment measures, so as to provide data reference for professional maintenance.

Ⅴ、Professional maintenance and replacement of spare parts

When the icing problem occurs repeatedly after self-treatment, or is accompanied by abnormal noise and obvious decline in cooling effect, it is necessary to contact the professional maintenance personnel in time. Focus on the detection of defrosting system: check the defrosting timer is invalid, test the heating wire resistance value is normal, verify the accuracy of the temperature control sensor. When refrigerant supplement or compressor maintenance is involved, it must be operated by licensed technicians to ensure the quality and safety of maintenance.

Conclusion

Severe freezing of vertical freezers is not an insurmountable problem. By mastering scientific emergency treatment methods, establishing regular inspection mechanisms, cultivating correct use habits, and cooperating with professional maintenance, the vertical freezers can be effectively maintained, the icing problem can be controlled in a reasonable range. Equipment maintenance is like health management, prevention is better than cure, continuous attention and scientific nursing can ensure the long-term stable operation of the refrigerator and provide reliable guarantee for the preservation of family food.