Boeing 737-800 - Wing Anti-Ice System Schematic

737 Flight Crew Operations Manual
Anti-Ice, Rain -
System Description
Boeing Proprietary. Copyright © Boeing. May be subject to export restrictions under EAR. See title page for details.
3.20.8 D6-27370-866-EGP
Wing Anti–Ice System Schematic
WING ANTI-ICE
OFF
ON
L VALVE
OPEN
R VALVE
OPEN
THRUST
CONDITION:
ON THE GROUND
WING ANTI-ICE ON
ENGINES AT IDLE THRUST
DUCT TEMPS LOW
BLEED
AIR DUCT
WING ANTI-ICE
CONTROL VALVE
THERMAL SWITCH
GROUND
AIR
HIGH
TEMP
LOW
TEMP
ABOVE T.O.
WARNING
WARNING
BELOW T.O.
AIR-GROUND
SAFETY SENSORS
BLEED AIR
LEVERS
LEADING EDGE
SLATS
September 15, 2016