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3.
Remove the tube connection and the
exhalation system from the nasal mask.
4.
Clean the nasal mask and the exhala-
tion system (see "6. Hygienic prepara-
tion" on page 48).
Important !
SOMNO
vent
S consumes approx. 3,5 watt
in standby mode. To save electricity you can
remove the power plug
outlet during the day. The stored values and
settings will not be lost.
5.6
Read off usage time
SOMNO
vent
S saves the data from 366 days
and the associated therapy time. You can
display the following values:
•
Total usage time in hours,
•
Average therapy time per day,
•
Therapy time of current day including
date.
Note:
A calendar day always starts and ends
at 12 noon.
The total usage time is always shown for a
few seconds when the unit is switched on.
To read off further data, proceed as follows:
1.
When switching off the unit hold down
the on / off switch
until the total us-
age time (bottom line) and the average
usage time per day (top line) is shown in
the display.
2.
Then release the button. After a few
seconds the date and the saved therapy
time for the current day will appear.
