(Model K) Page 109
17.13 Gas Fail Detection Verification
a) With the air and oxygen hoses connected to separately controllable pressure
sources
Set the ventilator to CMV
Gas inlet pressures to 4 Bar
BPM: 60
Insp Time: 0.5
PIP: 30 mbar
PEEP: 0 mbar
b) Ensure there are no current alarm conditions.
c) Disconnect the air supply and ensure that the “No Air Supply” alarm is
activated.
d) Reconnect the air and ensure that the “No Air Supply” alarm clears.
e) Disconnect oxygen supply and ensure that the “No O
2
Supply” alarm is
activated.
f) Disconnect air supply again. The “No Gas” audible / visual alarm should be
activated.
g) Reconnect the air and ensure that the “No Gas” alarm clears.
h) Reconnect the oxygen and ensure that the “No O
2
Supply” alarm clears.
Check list Item 12.
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