NM2C PMS PROCEDURE (continued)
6.17 OXYGEN CONCENTRATIONS
6.17.1 Oxygen + Nitrous Oxide Concentration
6.17.1.1 Verify the oxygen flow is at 4 l/min.
6.17.1.2 Depress the O
2
Flush button for 5 seconds.
6.17.1.3 Does the O
2
Med read 97-100% after the value stabilizes?__(Y)
6.17.1.4 Set the nitrous oxide flow to 2 l/min.
( ) 6.17.1.5 After the value stabilizes, what is the oxygen concentration? ___
% (64-70)
6.17.1.6 Close the nitrous oxide flow control valve.
6.17.2 Oxygen + Air Concentration - if applicable
6.17.2.1 Depress the O
2
FLUSH button for 5 seconds.
6.17.2.2 Does the O
2
Med read 97-100% after the value stabilizes?__(Y)
* 6.17.2.3 Set the gas selector switch to ALL GASES.
6.17.2.4 Verify the O
2
flow is at 4 l/min; set the air flow to 2 l/min.
( ) 6.17.2.5 After the value stabilizes, what is the O
2
concentration? ___%(71-
77)
6.17.2.6 Close the air cylinder valve and bleed the pressure from the circuit
- if applicable.
6.17.2.7 Close the air flow control valve.
* 6.17.2.8 Set the gas selector switch to O
2
+N
2
O.
* These items do not apply to machines with later design (P/N 4113329-001) ORC.
Rev. K
6-39
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