5
Achieving the Right Fit
Sizing the Mask
The mask should rest comfortably against your face. The cushion nostril opening goes
under your nostrils c. The headgear should be away from your eyes. The bottom of the
mask cushion should rest just above your chin with your mouth slightly open.
Before putting on the mask:
1. Headgear - Loosen to a large setting.
2. Headgear clips - Grip and twist away from the frame
to disconnect d.
Adjusting the mask:
1. Hold the mask against your face. Pull the headgear
over your head e.
2. Mask cushion - Place your nose over the cushion
nostril opening.
Push the mask cushion up .
Note: Do not place your nose in the cushion nostril
opening.
3. Headgear clips - Press into place to connect.
4. Headgear - Pull back the tabs to adjust the top and
bottom side straps. The headgear should fit loosely against your face. Do not overtighten.
5. Headgear - Pull the crown strap tab over to reduce leaks around your nose f.
6. Headgear - Make final adjustments by pulling back the tabs to evenly adjust the top
and bottom side straps. The headgear should feel snug, but not uncomfortably tight
gh.
Note: You should be able to fit one of your fingers underneath the top and bottom
side straps.
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