Initial Operation and Check-Out
continued
•
Set the pressure relief to the 60 cm H
2
O mark and occlude the
output fitting of the vent circuit output by placing your hand over
the opening.
–
Confirm that the airway pressure on the LCD does not exceed 60 cm H
2
O.
–
Confirm that there is an audible squeak from the pressure relief valve, signaling that the
pressure relief has actuated.
–
Note: The high airway pressure alarm may also sound during this portion of the test
•
Press and release the manual breath button and confirm that
a breath is triggered
.
•
Set the low pressure alarm to 10 cm H
2
O and the high
pressure alarm to 30 cm of H
2
O.
•
With the ventilator output open, let the vent cycle for 20
seconds.
–
Confirm that the low airway pressure alarm sounds and the low airway pressure set
point is flashing on the LCD screen.
30