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PMC PROCEDURE (continued)
( )
6.31
Oxygen Ratio Monitor Control Test
6.31.1
6.31.2
6.31.3
6.31.4
6.31.5
6.31.6
6.31.7
6.31.8
6.31.9
6.31.10
6.31.11
6.31.12
6.31.13
6.31.14
6.31.15
6.31.16
6.31.17
6.31.18
6.31.19
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Open the oxygen and nitrous oxide cylinder valves.
Depress the "O
FLUSH" for 15 seconds.
2
Turn the N
O flow control valve counter-clockwise to its stop
2
position.
Slowly increase the oxygen flow until nitrous oxide begins to flow.
What is the oxygen flow rate? ___(200-300 ml/min.)
Slowly increase the oxygen flow until the "O
LED on the alarm panel is lighted.
What is the nitrous oxide flow rate? ___(150-300 ml/min.)
Set the oxygen flow to 1000 ml/min.
Adjust the nitrous oxide flow until the ORMc controls the nitrous
oxide.
What is the oxygen concentration? ___ % (21-29)
Does the "O
/N
O FLOW RATIO" LED turn "ON" on the ALARM
2
2
PANEL? ___ (Y)
Does the "O
/N
O LOW" message appear in the ADVISORY column?
2
2
___ (Y)
Open the nitrous oxide flow control valve to the stop position.
Adjust the oxygen flow to 1.5 l/min.
What is the oxygen concentration? ___ % (21-29)
Adjust the oxygen flow to 2 l/min.
What is the oxygen concentration? ___ % (21-29)
Adjust the oxygen flow to 3 l/min.
What is the oxygen concentration? ___ % (21-29)
6-38
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/N
2
NM3
O FLOW RATIO"
2
Rev. V
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Troubleshooting
