46 EN MEDUVENT Standard
WM 67851 01/2021
5 Function check
• Labels on the device
• Connectors and cables
• Breathing circuit
• Accessories
3. If necessary: Replace damaged parts.
4. Check that the hygiene filter is positioned correctly.
5. Check the patient valve of the reusable breathing circuit (see
“5.4 Checking reusable breathing circuit”, page 53).
6. If necessary: Replace breathing circuit.
7. Check the fill level of the oxygen cylinder.
8. If necessary: Replace the oxygen cylinder.
Result The function check has been prepared.
5.3 Performing the function check
You can perform the function check with the following test lungs:
• Testing bag WM 1453
• Testing bag WM 1454
• EasyLung for WEINMANN Emergency WM 28625
Requirements • The device is disconnected from the patient.
• The rechargeable battery is fully charged.
• The SD card is in the SD card slot.
• The hygiene filter is inserted in the filter compartment.
Hazardous therapy if device connected to patient during
function check!
If the device is connected to the patient during the function check,
this might lead to therapy posing a risk as a result of excessively
high pressures or unsuitable ventilation volumes. This can cause
serious or life-threatening injury to the patient.
Always disconnect the device from the patient during the
function check.