Changing the Air Intake Filter: (Recommended Every 3 Months)
1. With the Power Switch in the “Off” position, disconnect the O2-B™ Unit from all external power sources.
2. Press the latch on Side Cabinet Filter Cover and open the cover.
3. Replace the used Air Intake filter with a new one (Additional filters may be purchased from the dealer
near you or at o2-b.com).
4. Reinstall Side Cabinet Filter Cover.
NOTE
Do not substitute any other material for this Air Intake Filter. Substitution may lead to contamination or poor
performance; use only O2-B™ CTA-08 filters. (Item # AF-100)
Cleaning the Side Cabinet Filter and Cover: (Recommended Weekly)
1. With the Power Switch in the “Off” position, disconnect the O2-B™ Unit from all external
power sources.
2. Pull the tab on the latch of the Side Cabinet Filter Cover with index and middle fingers to open it.
3. Take out the Side Cabinet Filter.
4. Rinse it thoroughly with tap water.
5. Shake out water and put it in a dry place and allow it to air dry.
6. Replace the Side Cabinet Filter.
7. Replace the Side Cabinet Filter Cover.
8. Clean the Side Cabinet Filter Cover once a week. Remove dust on Filter Cover by using a vacuum cleaner
for household use.
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Figure 12 Latch Side Cabinet Filter Cover Air Intake Filter
Figure 13 Latch Side Cabinet Filter Cover Side Cabinet Filter