NM2C PMS PROCEDURE (continued)
6.14.6 (Deleted)
6.14.7 Oxygen Supply Pressure Alarm
6.14.7.1 If not already connected, connect a dedicated O
2
test gauge to the
TEE fitting in the O
2
regulator output line.
6.14.7.2 Open and close an oxygen cylinder.
6.14.7.3 Set the oxygen flow to 2 l/min.
( ) 6.14.7.4 What is the pressure on the dedicated O
2
test gauge when the "O2
SUPPLY PRESSURE" LED turns on? ___ PSI (34 - 40)
6.14.7.5 Does the O2 SUPPLY LOW message appear in the Caution
display? ___ (Y)
6.14.7.6 Bleed the remaining O
2
pressure from the system, then close the
flow control valve.
6.14.7.7 Remove the test gauge from the TEE fitting in the O
2
regulator
output line and replace the plug.
Rev. K
6-33
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