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Clean the air filter of the Fan
Clean the air filter once every two weeks.
Procedures :
1. Pull out the filter
2. peel off the sponge stuck on the filter
3. clean it with water
4. dry it in a ventilated place(Never insert any wet air filter into the
equipment)
5. stick the sponge again on the air filter
6. insert the filter by gently pushing the air filter along