10 Appendix
10 Appendix
10.1 Checklist
When a device is commissioned and after any maintenance operation, carry out the sequence of ac-
tions below:
Done
Connect the unit to the O2 wall outlet or an oxygen cylinder.
Check that the supply pressure is correct (between 2.8 and 6 bar).
Install the patient circuit on the machine and connect a test lung.
Connect the unit to the mains power supply and check that the blue indicator light on the front panel lights up.
Press the ON/OFF button on left-hand side of the machine to switch on the ventilator.
You should hear a BEEP from the audible alarm, and the ventilator screen should light up.
Launch the
(A)VCV
mode with an FiO2 setting of 21%.
After one minute of ventilation, check that no technical alarm is present (this test is used to purge oxygen before per-
forming the autotests).
Close off the Y-piece and run the automatic test procedure. The message ‘Test successful’ appears, as well as a com-
pliance value.
Launch the
(A)VCV
mode with an FiO2 setting of 100%
After one minute of ventilation, check that no technical alarm is present (this test is used to check the addition of oxy-
gen).
justment of alarm thresholds on page 57)
To trigger the obstruction alarm: using a tool, simulate an obstruction in the expiratory limb during ventilation (for ex-
ample: by clamping the expiratory limb).
Battery operation:
- During ventilation on the test lung, disconnect the electrical connection.
Check that the ventilator is ventilating on the auxiliary battery and indicates this on the screen.
Check that the battery is sufficiently charged (at least four squares). Reconnect the AC power supply.
Alarm volume:
- Press the
‘Pause’
key. A dialog box is displayed and asks the user to confirm stopping ventilation. Check that the
Confirm that you wish to stop ventilation.
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