Function Check Of Breath Volume; And 10 Mbar Back Pressure - Weinmann MEDUMAT Easy CPR Service And Repair Instructions

3.10 Function check of breath volume at 4.5 bar input pressure and
10 mbar back pressure
Flow meter
1. Provide a pressurized gas supply to MEDUMAT Easy CPR and to the flow meter.
2. Open oxygen cylinder.
3. Switch on device.
4. Operate device at setting freq. = 14 min
Breath volume (V
Requirement:
5. Operate device at setting freq. = 10 min
Breath volume (V
Requirement:
6. Operate device at setting freq. = 30 min
Breath volume (V
Requirement:
7. Switch off device.
8. Close oxygen cylinder.
9. Disconnect pressurized gas supply from device.
AT
C PR
0, 9
10
11
-1
and V
t
) must be 1140 ± 170 ml.
te
-1
and V
t
) must be 1100 ± 170 ml.
te
-1
and V
t
) must be 100 ± 20 ml.
te
Patient valve with
patient circuit
Orifice set to
10 mbar.
= 1.1 l.
= 1.1 l.
= 0.1 l.
19
Final check