Boeing 737-800 - Standby Hydraulic System Schematic

737 Flight Crew Operations Manual
Hydraulics -
System Description
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13.20.6 D6-27370-866-EGP
Standby Hydraulic System Schematic
FFM
CONDITION:
SYSTEM A LOST, STANDBY SYSTEM AND SYSTEM B PRESSURIZED
STBY RUD ON LIGHT ILLUMINATED
STBY HYD
AUTO-ON
LOGIC
A
FLT CONTROL
STANDBY
HYD
ALTERNATE
FLAPS
B
OFF
B ON
UP
OFF
DOWN
ARM
RUD
LOW
PRESSURE
A ON
RUD
OFF
LOW
PRESSURE
LOW
PRESSURE
LOW
QUANTITY
OFF
STBY STBY
B
A
EXTEND
L.E.
DEVICES
TOTO THRUST
AILERON
M
REVERSERS
FLIGHT CONTROL
SHUTOFF VALVE
FROM
SYSTEM B
RESERVOIR
ELEVATOR AND
ELEVATOR FEEL
COMPUTER
STANDBY RUDDER
SHUTOFF VALVE
FLIGHT CONTROL
SHUTOFF VALVE
TRAILING
EDGE FLAP
BYPASS
B
VALVE
RUDDER
EDGE
TRAILING
DRIVE
UNIT
RUD
STBY
RES
STBY RUD
ON
STANDBY
YAW DAMPER
STANDBY
RUDDER PCU
September 28, 2006