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What is the principle of drinking fountain? Why is there cold water or hot water?

A device for heating or cooling barreled purified water (or mineral water) and making it convenient for users to drink. Put bottled water above the machine, and use it with bottled water.

when the semiconductor direct-cooling cold and hot water dispenser is in use, the direct-cooling cold and hot water dispenser is provided with normal-temperature water from the water tank, and water enters two ways, one way enters the cold container, and the other way enters the hot tank, and hot water is heated.

after the refrigeration switch is pressed, the AC voltage is reduced by the power transformer, and after full-wave rectification and capacitor filtering by the rectifier diode, the DC voltage is output for the refrigeration of the semiconductor refrigeration module and the exhaust of the fan, and the refrigeration indicator light is lit. Since the direct-cooling cold and hot water dispenser is not equipped with automatic temperature control, the refrigeration indicator light is always on after starting.

Extended information:

Precautions:

1. Do not place the drinking fountain in direct sunlight to avoid exposure to the sun, and keep the spare bucket in a cool place.

2. In order to be clean and hygienic, the water bladder and pipes of drinking fountains should be cleaned regularly, preferably once every one or two months.

3. Disinfect the water dispenser regularly. You can ask professionals to disinfect the water dispenser in about half a year. You can't use it for a long time without cleaning it, which is easy to breed bacteria.

4. If you don't use the water dispenser for a long time, you'd better take down the remaining bottled water, and clean and disinfect the water dispenser before using it next time.

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