KLM MD-11 - Controls and Displays

MD-11 Flight Crew Operations Manual
k
Emergency Equipment Chapter Emer
Controls and Displays Section 30
Emer.30.1
Emer.30 Emergency Equipment-Controls and Displays
Crew Oxygen Control and Indicator
1. OXY/PRESS/QTY Gauge
Oxygen quantity and line pressure are combined into one gauge on the FO’s
side console. The outer portion of the gauge indicates pressure in the supply
cylinder. The inner portion of the gauge indicates regulated oxygen line
pressure. The wide portion of the white band indicates the normal line
pressure range with no demand on the system. The narrow portion of the
white band indicates the line pressure range under maximum flow conditions.
2. OXY SYS QTY/LINE PRESS Switch
This is a two-position switch that is spring loaded to the QTY position. In the
OXY QTY position, crew oxygen pressure in the supply cylinder is displayed
on the outer scale of the gauge. When held in the LINE PRESS position, crew
oxygen line pressure is displayed on the inner scale of the gauge.
DB1-2-1886
1
2
OXY
LINE
QTY
PRESS
0
5
10
15
20
25
.2
.4
.6
.8
1
PRESS
OXY
PSI X 100
QTY
0
November 16, 2009