Boeing 737-800 - Air Conditioning Distribution Schematic

737 Flight Crew Operations Manual
Air Systems -
Air Conditioning System
Description
Boeing Proprietary. Copyright © Boeing. May be subject to export restrictions under EAR. See title page for details.
D6-27370-866-EGP 2.31.7
Air Conditioning Distribution Schematic
TRIM AIR
OFF
ON
ZONE
TEMP
ZONE
TEMP
ZONE
TEMP
CONT CAB FWD CAB AFT CAB
MIX
MANIFOLD
MODULATING
TRIM AIR
VALVES
RECIRC
FANS
TRIM AIR
PRESSURE
REGULATOR
AND
SHUTOFF
VALVE
GROUND
PRECONDITIONED
AIR
AFT CAB
ZONE TEMP
CONTROL
FLIGHT DECK
ZONE TEMP
CONTROL
BACK-UP
FWD CAB
ZONE TEMP
CONTROL
FLIGHT DECK
ZONE TEMP
CONTROL
PRIMARY
L
ELECTRONIC
CONTROLLER
R
ELECTRONIC
CONTROLLER
BLEED AIR
CONDITIONED AIR
CONDITION: IN FLIGHT
PACKS ON
RIGHT
PACK
LEFT
PACK
September 26, 2013