Chapter 10 System Checkout Procedures
145
•The Circuit Disconnect alarm condition appears on
the screen, highlighted in red
D. Reconnect Test Lung
Reconnect the test lung to the circuit.
E. Verify Reset
Wait at least 40 seconds and verify the following auto-reset
conditions:
•The High Priority audible indicator has stopped
sounding
•The red light on the Alarm Indicator/Audio Pause
button has stopped ashing
F. Restore Ventilator Settings
Modify the ventilator settings and change the following values
shown below in Table 10.
Setting Value
Circuit Disconnect O
5. Verify the High Inspiratory Pressure Alarm
This procedure veries that the High Inspiratory Pressure alarm
is working properly. It assumes that you have attached the test
lung, veried ventilator settings, and turned on ventilator power as
described in the Initial Setup section.
A. Change Ventilator Settings
Modify the ventilator settings and change the following values
shown below in Table 11.
Setting Value
Mode CV
Tidal Volume 500 ml
Breath Rate 12 BPM
Inspiratory Time 1.0 seconds
Flow Pattern Ramp
Table 10 - Restore Ventilator
Settings
Table 11 - Ventilator Settings
Note: If this alarm is not reset
within 3 occurrences, the alarm
is elevated to High Priority, and
the High Priority Indicators
occur.