U
M
SING THE
ASK
You can use the
feature delivers air pressure for a three-minute period, prior to starting treatment,
during which you can check and adjust your mask fit to minimise leaks.
Note: Make sure that the mask setting on the MASK screen is the same as the mask you
are using.
To use the mask-fitting feature:
1
Fit your mask as described in the mask user instructions.
2
Hold down the Start/Stop key for at least three seconds until air pressure delivery
starts.
The following display will appear on the LCD screen indicating that the mask-fitting
feature is operating. Your S8 device will ramp to the mask-fit pressure and will remain
at this pressure for three minutes.
The LCD also displays a mask-fit star rating. See Table 1, "Definitions of Mask-Fit Star
Rating," on page 14.
Note: The mask-fit star rating display disappears after three minutes.
The mask-fitting feature can only be started from the RAMP screen.
The mask-fit pressure is the set treatment pressure or 10 cm H
3
Adjust your mask, mask cushion, and headgear until you have a secure and comfortable
fit.
Once you have a secure and comfortable fit, check your mask-fit star rating on the
LCD screen. Table 1 explains the mask-fit star ratings.
Note: If there is another person nearby to check your mask-fit star rating, you can adjust
your mask, mask cushion and headgear while lying down.
4
After three minutes, the pressure reverts to the set pressure and treatment will begin.
If you do not wish to wait three minutes, hold down the Start/Stop key for at
•
least three seconds to start treatment immediately.
If you press the Start/Stop key for less than three seconds, the unit will return
•
to standby mode (the RAMP screen is displayed).
-F
F
ITTING
EATURE
mask-fitting feature to help you fit your mask properly. This
S8 E
LITE
MASK FIT:
excelnt
mask-fit star rating
*****
2
H
0, whichever is greater.
U
S8 E
OW TO
SE THE
LITE
13