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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