22
Depending on the actual use and environmental impact of the concentrator,
decide when to clean or change the filter.
Cleaning
Clean the sponge with a diluted detergent and wash it with water.
The sponge must be completely dry before it can be installed on the filter.
Recommended cleaning agents are: household neutral detergent or
vinegar solution (1 V vinegar with 10 V water)
5.4
Overload protection
When you suspect or determine the overload protection (turn on the main
unit when the power connection is normal, a power failure alarm occurs),
you can remove the cover on the back of the concentrator and press the
Reset button.
Filter Filter cover
Cover