AIRPLANE
OPERATIONS
MANUAL
ABNORMAL
PROCEDURES
DECEMBER 20, 2002
1-03-58
Page
1
Code
03
OXYGEN
CREW/PASSENGER OXYGEN LOW PRESSURE
EICAS CAUTION: OXYGEN LO PRESS
CREW (PAX) OXY LOW PRESS
LIGHT: Master Caution
INDICATION: Oxygen pressure may become red or amber on MFD.
Check oxygen pressure on the MFD ECS Page. If message is
confirmed or if MFD is not available:
Altitude .......................................................................... MEA OR
10000 ft,
WHICHEVER
IS HIGHER
OXYGEN LEAKAGE
CONDITION: Evidence of oxygen leakage through the crew mask,
mask hose, flow indicator (blinker), or oxygen line.
No Smoking .................................................................. ON
If oxygen leakage is verified in the crew mask, mask hose, or flow
indicator:
Stowage Box Doors ................................................. CLOSE
Test and Shutoff Sliding Control .............................. ACTUATE
Oxygen Pressure ..................................................... CHECK
Altitude ..................................................................... AS REQUIRED
If oxygen pressure is below minimum oxygen pressure for
dispatch, descend to below 10000 ft or minimum altitude for
terrain clearance. The pilot of the affected side should use the
crew portable oxygen cylinder, if necessary.
If oxygen leakage is verified in the oxygen line:
Oxygen Cylinder Shutoff Valve ................................ OFF
Altitude .......................................................................... MEA OR
10000 ft,
WHICHEVER
IS HIGHER
To Next Page
Loading...
