REPLACEMENT PROCEDURES (continued) NM2B
4.7.12 Perform the following test:
4.7.12.1 Open the cylinder valves.
4.7.12.2 Set the System Power switch to ON.
4.7.12.3 Set the oxygen flow to five liters per minute.
4.7.12.4 Set the other gas flow to five liters per minute.
4.7.12.5 Close the oxygen cylinder valve.
4.7.12.6 As the oxygen flow decreases, the other gas flow should
also decrease proportionally.
4.7.12.7 Set the System Power switch to STANDBY.
4.7.13 Replace the rear cover and its retaining screws.
4.7.14 Connect the pipeline hoses.
4.7.15 Perform the PMS Procedure given in Section 6.
Rev. A
4-24
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