WM 67851 01/2021
MEDUVENT Standard EN 69
6 Operation
6.8 Switching off the device
1. Press and hold the On/Off button for at least 2 seconds.
2. Shut off the oxygen supply.
Result The device is completely switched off.
6.9 Disconnecting the oxygen supply
1. Close the oxygen cylinder valve.
2. Press and hold the On/Off button for at least 2 seconds to
switch the device off.
3. Disconnect the oxygen inlet tube from the device.
4. If necessary: Replace the empty oxygen cylinder.
Result The device has been disconnected from the oxygen supply.
6.10 After use
1. Disconnect the breathing circuit from the ventilation mask or
tracheal tube.
2. Disconnect the breathing circuit from the device.
3. If necessary: Change the hygiene filter (see “12.4 Replacing
the hygiene filter”, page 140).
4. Hygienically reprocess the device and accessories (see
“7 Hygienic reprocessing”, page 70).
5. If necessary: Replace the ventilation mask or tracheal tube.
6. If necessary: Replace the disposable breathing circuit.
7. If necessary: Stow the accessories on the portable unit.
8. If necessary: Place the device and accessories in storage (see
“13 Storage”, page 148).