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ú ú 20 Page 3 ú Nov 15/92
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A 737-300/400/500MAINTENANCE MANUAL
A ON OFF STDBY RUD B ON RUD STDBY OFF FLT CONTROL A B PRESSURE A LOW QUANTITYA HYD LOW STANDBY
ALTERNATE FLAPS
LOW PRESSURE A LOW PRESSURE A OFF UP
SPOILER OFF
A B ARM DOWN
OFF ON ON OFF A YAW DAMPER YAW DAMPER PRESS A SPEED TRIM A MACH TRIM A A FAIL FAIL FAIL AUTO SLAT FEEL DIFF SPEED TRIM FAIL ANNUNCIATOR MACH TRIM FAIL ANNUNCIATOR TO/GA SWITCHES
OFF
ON
FLIGHT CONTROL MODULE (P5) AUTO STAB TRIM CUTOUT SWITCH
E
AUTOPILOT DISENGAGE SWITCH
CONTROL STAND
CAPTAIN'S CONTROL WHEEL G
(EXAMPLE FOR FIRST OFFICER'S)
F
BENCH TEST
CONNECTORS (3)
AFC ACCESSORY UNIT
OR INTEGRATED FLIGHT
FLIGHT CONTROL COMPUTER SYSTEM ACCESSORY UNIT
H I
DFCS Component Location
Figure 1 (Sheet 3)
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A 737-300/400/500MAINTENANCE MANUAL
COLUMN SWITCHING MODULE
ELEV CONTROL TORQUE TUBE
CONTROL WHEEL COLUMN SWITCHES
PITCH FORCE TRANSDUCERS
CONTROL COLUMN - PITCH J
TO F/O CONTROL COLUMN
BUS DRUM
CWS ROLL FORCE TRANSDUCER
CABLES TO POWER CONTROL UNIT
CONTROL DRUM
CONTROL COLUMN - ROLL
J
DFCS Component Locations Figure 1 (Sheet 4)
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. AIRPLANES WITH EFIS ú
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500
MAINTENANCE MANUAL
A/P ACTUATOR B ACTUATOR DETENT
ELECTRICAL TRANSFER PRESSURE SOLENOID SOLENOID
CONNECTOR VALVE SWITCH A/P ACTUATOR A
ACTUATOR
SOLENOID
DETENT PRESSURE
SOLENOID SWITCH AILERON
POSITION
LVDT SENSOR
PCU INPUT LEVER
ROLL CHANNEL A/P ACTUATORS AND POSITION SENSOR K
SPOILER
SPOILER
POSITION
SENSOR
SPOILER NO. 2 (SPOILER NO. 7 OPPOSITE) L
DFCS - Component Location
Figure 1 (Sheet 5)
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
AUTOPILOT MACH TRIM
B ACTUATOR ACTUATOR
OUTPUT
SHAFT QUADRANT NEUTRAL SHIFT SENSOR
ELEVATOR
CONTROL
ARM
AUTOPILOT A ACTUATOR
SEE N
ELEVATOR
ELEVATOR A PCU
B PCU
STABILIZER INPUT A/P ACTUATOR B
POSITION SENSORS QUADRANT (RH) (LH OPPOSITE) SHAFT PRESSURE SWITCH
ELEVATOR POSITION SENSORTRANSFER VALVE FWD
ELEVATOR CHANNEL POSITION SENSORS,
ELECTRICALMACH TRIM ACTUATOR CONNECTOR
DETENT SOLENOID STABILIZER LVDT JACKSCREW
HYDRAULIC LINE MAIN ELECTRIC TRIM SERVO AUTOPILOT TRIM SERVO A/P ACTUATOR A LVDT
INPUT QUADRANT SHAFT MANUAL TRIM DRIVE CABLE DRUM
LOWER TORQUE TUBE LEVER
ELEVATORS CHANNEL A/P ACTUATORS STABILIZER TRIM
NM
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