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• adjustable headrest
December 01, 1999
747 Operations Manual
Copyright © The Boeing Company. See title page for details.
1.50.12 D6-30151-425
Airplane General, Emergency
Equipment, Doors,Windows -
Systems Description
Door 5 Overhead Crew Rest Emergency Escape Hatch
PLACARDS
ESCAPE HATCH
EMERGENCY
FWD
December 01, 1999
747 Operations Manual
Airplane General, Emergency Chapter 1
Equipment, Doors, Windows
EICAS Messages Section 60
Copyright © The Boeing Company. See title page for details.
D6-30151-425 1.60.1
Airplane General, Emergency Equipment,
Doors EICAS Messages
The following EICAS messages can be displayed.
Doors EICAS Alert Messages
Message Level Aural Condition
DOOR U/D FLT
LK
Caution Beeper Affected door automatic lock fails to
activate after takeoff.
DOOR L, R
UPPER DK
Advisory Upper deck door not closed and latched.
DOOR AFT
CARGO
Caution Beeper Aft cargo door not closed, latched, and
locked.
DOOR BULK
CARGO
Advisory Bulk cargo door not closed and latched.
DOOR ELEC CTR Advisory Center electrical equipment door not
closed and latched.
DOOR ELEC
MAIN
Advisory Main electrical equipment door not closed
and latched.
DOORENTRY1L,
2L, 3L, 4L, 5L, 1R,
2R, 3R, 4R, 5R
Advisory Entry door not closed and latched.
DOOR FWD
CARGO
Caution Beeper Forward cargo door not closed, latched,
and locked.
DOORS ELEC Advisory Both electrical equipment doors are not
closed and latched.
DOORS ENTRY
L, R
Advisory Two or more entry doors on the same side
are not closed and latched.
DOORS UPR
DECK
Advisory Both upper deck doors are not closed and
locked.
December 01, 1999
747 Operations Manual
Copyright © The Boeing Company. See title page for details.
1.60.2 D6-30151-425
Airplane General, Emergency
Equipment, Doors,Windows -
EICAS Messages
Emergency Lights EICAS Alert Messages
Oxygen System EICAS Alert Messages
Emergency Lights and Passenger Signs EICAS Memo Messages
Oxygen System EICAS Memo Messages
Message Level Aural Condition
>EMER LIGHTS Advisory Emergency Lights switch not in ARM
position, or Emergency Lights switch in
ARMED position and emergency lights
activated by switch at flight attendant’s
panel.
Message Level Aural Condition
>CREW OXY
LOW
Advisory Crew oxygen pressure low.
Message Level Aural Condition
PASS OXYGEN
ON
Advisory Passenger oxygen system has activated.
Message Condition
NO SMOKING
ON
No Smoking switch in ON position.
PASS SIGNS ON No Smoking and Seat Belts switches in
ON position.
SEATBELTS ON Seat Belts switch in ON position.
Message Condition
PASS OXYGEN
ON
Passenger oxygen system activated.
December 01, 1999
747 Operations Manual
Air Systems Chapter 2
Table of Contents Section 0
Copyright © The Boeing Company. See title page for details.
D6-30151-425 2.TOC.0.1
Controls and Indicators . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.10.1
Air Conditioning System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.10.1
Air Conditioning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.10.1
Pilot’s Auxiliary Heat andWindshield Air . . . . . . . . . . . . . . . 2.10.8
Pressurization System. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.10.9
Cabin Altitude Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.10.9
Bleed Air Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.10.10
ECS Displays and Indications. . . . . . . . . . . . . . . . . . . . . . . . . . . 2.10.12
ECS Synoptic Display . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.10.12
Duct Pressure and Cabin Altitude Indications. . . . . . . . . . . . 2.10.15
Air Conditioning SystemDescription . . . . . . . . . . . . . . . . . . . . . 2.20.1
Introduction. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.20.1
Air Conditioning Packs. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.20.1
Pack Non–Normal Operation. . . . . . . . . . . . . . . . . . . . . . . . . . 2.20.2
Air Distribution. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.20.2
Recirculation Fans . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.20.2
Lavatory and Galley Ventilation . . . . . . . . . . . . . . . . . . . . . . . 2.20.2
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