Do you need to clean the hand dryer regularly?

Hand dryers, there is a question that lingers around: Is it more hygienic to dry your hands with a hand dryer or to wipe your hands with a paper towel? There are many reports that paper towels are more hygienic than hand dryers. It turns out that hand dryers have been in public toilets for a long time. When someone goes to the toilet to flush the toilet, urinate, wash their hands, etc., bacterial molecules contained in the air are caused. The dust and dirt in the hand dryers provide benefits for the proliferation of bacteria. Living conditions. It is true that the hygienic condition of the hand dryer is not ideal at this time, but the hygienic condition of the paper towel in the same environment is not better than that of the hand dryer.
Through the above description, it should be possible to know the cleanliness of the hand dryer. The following parts need to be cleaned/replaced.

1. Air inlet (HEPA filter)

Usually, it will be directly replaced with a new HEPA filter. The HEPA filter can also be cleaned.

1. Pour out the dirt
Pour out the dirt in the dust bag/box; take out the filter, rinse and dry.
2. Tap HEPA
Tap the dust bag/HEPA outdoors, or knock the HEPA on the ground until no dust is released; or soak the dust bag/HEPA in water to wash, and detergent can be added to the water.
3. Clean the crevices and dirt
Pay attention to cleaning the dirt and dust in the gaps of HEPA-this is more difficult to do, you need sharper stuff to get rid of the soaked dust, but be careful not to puncture HEPA. To be honest, I am also washing HEPA The most troublesome.
4. Dry and use
Then let it dry and you can continue to use it. Of course, no matter how clean it is, the air permeability of HEPA will gradually decrease with the number of uses. And the decline is not small.

2. Water storage tank

Pour out the stored liquid first, and then wash it with soapy water.

3. Air outlet

Wipe it with a damp towel and soapy water.


Do not collide with hard objects or wash with water.

Do not use corrosive liquids such as alcohol to scrub the shell.

If the casing is contaminated, cut off the power supply and wipe with a wet towel dampened with soapy water to prevent water droplets from entering the machine and causing a short circuit.

Non-professionals do not dismantle and repair by themselves

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