Operation; Bilevel St 22 Startup - Weinmann BiLevel ST 22 Operating Instructions Manual

4. Operation

4.1 BiLevel ST 22 startup

On/Off switch
BiLevel ST 22
Standard display
1. If your nasal mask does not have an integrated
exhalation system, put the exhalation system onto
the end of the hose system (see " Separate
exhalation system" on page 16).
Caution!
Always use an exhalation system. Otherwise the
CO concentration in the mask and hose would
2
rise to critical values and hinder your breathing.
2. Put the mask on (see "3.2 Fitting the mask" on
page 16) and connect the hose system including
exhalation system to the nasal mask (plug cone).
Please follow the relevant Operating Instructions
for the mask and exhalation system.
3. Press the On/Off switch
activated, you can also put on the mask and turn
BiLevel ST 22 on by breathing (see "4.2 Activate/
deactivate the auto switch-on" on page 20).
The operating hours and the Weinmann software
version appear for approx. 3 seconds on the
display. The buzzer sounds and the unit begins to
feed air through the hose system. The display
reverts to the standard display.
The therapy mode that has been set and therapy
pressures in hPa (in CPAP mode, CPAP pressure
only) are displayed together with the current
respiratory rate in l/min.
Note: 1.01973 hPa corresponds to 1 cm H
. If auto switch-on is
2
Operation
O.
19