Dräger Narkomed 3 Technical & Service Manual page 257

NM3
6.37.17
6.37.18
6.37.19
( ) 6.37.20
6.37.21
6.37.22
6.37.23
6.37.24
6.37.25
6.37.26
6.37.27
6.37.28
6.37.29
6.37.30
6.37.31
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6.37.33
6.37.34
Rev. V
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Close the valve on the calibration gas adapter.
Turn the System Power switch to STANDBY, then return the
switch to ON. Wait 10 minutes.
Open the valve on the calibration gas adapter. Wait 15 seconds.
Disconnect the luer-lock fitting on the sample line from the
calibration gas adapter. Verify that the monitor indicates 38 ±2 mm
Hg.
Close the valve on the calibration gas adapter.
Disconnect the test flowmeter from the exhaust port and reconnect
the scavenger adapter hose to the exhaust port.
Connect a 3/16 hose barb with a short length of tubing and a male
Luer fitting to the port at the top of the flow meter test stand.
Remove the sample line and connect the Luer fitting on the flow
meter to the plastic Luer fitting on the auxiliary water reservoir.
Occlude the male Luer connector on the auxiliary water trap
bracket.
Verify a flow of 35 - 60 ml/min. with a vacuum supply of 375 mm
Hg.
Disconnect the test flowmeter. Reconnect the sample line to the
auxiliary water trap reservoir.
Reconnect the semi-permeable tube to the auxiliary water trap
bracket.
Connect the sample line to the luer-lock fitting on the calibration
gas adapter.
Open the valve on the calibration gas adapter a small amount. Wait
for the displayed CO
2
Disconnect the sample line from the calibration gas adapter.
Verify an ETCO value of 38 ±2 mm Hg on the monitor display.
2
Press the HI key, and set the alarm default value to 35 mm Hg.
Enable the CO alarm.
2
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PMC PROCEDURE (continued)
waveform to stabilize.