The power plug is not OK. The power is cut off. The fuse is broken. The thermostat knob is on the Off grade.
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The door doesn't close. The knob is not in the required grade. The freezer is in the sunlight or near the heat source. There is too much dust on the condenser and compressor. Too much food is to be stored. There is too thick frost.
The knob is on the On grade. There is stored too much hot food for once. The ambient temperature is too high.
The floor is not flat or solid. The freezer dose not be placed evenly. The condenser touches the tube or other things.
ng wrong with the freezer, check it according to the instruction. When you contact with the supplier or the local service station. Never disassemble it
ex of instruction for the structure, features, technical parameters and circuit