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Make sure the filtration sponge dried and then fix to use, or it will
influence the use age.
Intake air filter inside oxygen concentrator should be replaced at least
once or twice a year. The inner intake air filter could be seen when the
transom is removed. Remove the used inner intake air filter to replace a
new one as shown in below figures.
4. The replacement of over load protector:
When suspect or identify over load protector works (power Link normal
Start up, power outage alarms), press the reset button in the scuttle of the
oxygen concentrator back shield. The overload protector locates on the
back of concentrator as shown in below figure.
5. Replacement of battery
Inlet filter
Air window
Filter sponge
Overload protector