Dräger Narkomed 3 Technical & Service Manual page 220

PMC PROCEDURE (continued)
6.9 Flowmeter Test
( )
6.9.1 Oxygen Flowmeter Test
6.9.1.1
6.9.1.2
6.9.1.3
6.9.1.4
6.9.1.5
6.9.1.6
6.9.2 Nitrous Oxide Flowmeter Test
6.9.2.1
6.9.2.2
6.9.2.3
6.9.2.4
6.9.2.5
6.9.2.6
6.9.2.7
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Is it possible to adjust the flow of oxygen over the full range of the
flowmeters? ___ (Y)
Close the O cylinder valve, bleed the pressure, and reconnect the
2
pipeline hoses.
Is it possible to adjust the flow of oxygen over the full range of the
flowmeters? ___ (Y)
Is the correct flow control knob and label attached to the oxygen flow
control valve? ___ (Y)
Close the oxygen flow control valve.
What is the minimum flow of oxygen? ___ ml ( 125-175 ml/min; 0 ml
for 4107615A (Minimum O
Set the oxygen flow to 4 lpm.
Open the nitrous oxide cylinder valve.
Is it possible to adjust the flow of nitrous oxide over the full range of
the flowmeter? ___ (Y)
Close the nitrous oxide cylinder valve, bleed the pressure, and
reconnect the pipeline hose.
Is it possible to adjust the flow of nitrous oxide over the full range of
the flowmeters? ___ (Y)
Is the correct flow control knob and label attached to the N
control valve? ___ (Y)
Close the oxygen and nitrous oxide flow control valves.
6-16
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Flow Elimination))
2
NM3
O flow
2
Rev. V