CONTROL SYSTEM  CODE CABLE  CABLE FUNCTION 
AILERON  A1A  AILERON CONTROL - R AIL UP, L AIL DOWN 
A1B  AILERON CONTROL - L AIL UP, R AIL DOWN 
A2A  AILERON CONTROL, RIGHT WING - R AIL UP, L AIL DOWN 
A2B  AILERON CONTROL, RIGHT WING - L AIL UP, R AIL DOWN 
RUDDER  RB RA  RUDDER CONTROL - RUDDER LEFT RUDDER CONTROL - RUDDER RIGHT 
ELEVATOR  E1A  ELEVATOR CONTROL - ELEV DOWN (AIRPLANE NOSE DOWN) 
(LEFT SYSTEM)  E1B  ELEVATOR CONTROL - ELEV UP (AIRPLANE NOSE UP) 
(RIGHT SYSTEM)  E2B E2A  ELEVATOR CONTROL - ELEV UP (AIRPLANE NOSE UP) ELEVATOR CONTROL - ELEV DOWN (AIRPLANE NOSE DOWN) 
STAB TRIM  SLB SLA ST2B ST2A ST1B ST1A  STABILIZER-MOVEMENT-LIMITS AND POSITION STABILIZER-MOVEMENT-LIMITS AND POSITION STAB TRIM CONTROL - STAB LE DOWN STAB TRIM CONTROL - STAB LE DOWN STAB TRIM CONTROL - STAB LE UP STAB TRIM CONTROL - STAB LE UP 1 1 1 1 1 1 
STABILIZER POSITION  SP1A  STABILIZER-MOVEMENT-LIMITS AND POSITION 
SP1B  STABILIZER-MOVEMENT-LIMITS AND POSITION 
SP2A  STABILIZER-MOVEMENT-LIMITS AND POSITION 
SP2B  STABILIZER-MOVEMENT-LIMITS AND POSITION 
SP3A  STABILIZER-MOVEMENT-LIMITS AND POSITION 2 
SP3B  STABILIZER-MOVEMENT-LIMITS AND POSITION 2 
FLAPS  WFB WFA  WING TRAILING-EDGE-FLAPS-CONTROL - FLAPS DOWN WING TRAILING-EDGE-FLAPS-CONTROL - FLAPS UP 
SLATS  LESB LESA  LEADING-EDGE-SLATS CONTROL - SLATS DOWN LEADING-EDGE-SLATS CONTROL - SLATS UP 

AIRPLANES WITH STAB TRIM LEVERS ON THE CONTROL STANDAIRPLANES WITH ALTERNATE STAB TRIM SWITCHES ON THE CONTROL STAND
Flight Control Cable Functions
Figure 201

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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A 757 MAINTENANCE MANUAL
CONTROL COLUMN AND DRUM ASSEMBLY

BACT14A  MS21260
EXAMPLE OF THE CABLE LENGTH
Aileron Control Cables Figure 202 (Sheet 1)
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A

757
MAINTENANCE MANUAL

FIRST OFFICER'S DRUM ASSEMBLY
A2B-1
OUTBOARD POWER-
A2A-1
CONTROL-ACTUATOR A1B-1
INBOARD POWER-CONTROL-ACTUATOR
CAPTAIN'S DRUM ASSEMBLY A2B-4
A1A-1
CONTROL COLUMN AND DRUM ASSEMBLY
A2B-4
A
A2A-4
RIGHT 
AILERON 
A2B-2  SEALS A2B-4 AIR PRESSURE  OVERRIDE MECHANISM AILERON QUADRANT AND 
A2B-3  B 
A2A-2 
A1B-2  AIR PRESSURE  NOTE:____  LEFT AILERON CABLES ARE APPROXIMATELY 
SEALS  THE SAME. 
A2A-4 
A1A-2 
TURNBUCKLES 
A1A-3 
A2A-3 
TURNBUCKLES 
LATERAL-CONTROL-
A1A-4  OVERRIDE MECHANISM 

A1B-3 LATERAL FEEL, CENTERING AND A1B-4 TRIM MECHANISM
A-A
Aileron Control Cables
Figure 202 (Sheet 2)

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A 757 MAINTENANCE MANUAL
TABLE I

A1A-1 1
BACC2C4A03555EG
355.5
BACT14A4
MS21260L4LH
-21
BACC2C4A04965FG
496.5

MS21260L4RH
-31
BACC2C4A00236FG
23.6
MS21260L4RH
-41
BACC2C4A05668EG
566.8
MS21260L4LH
A1B-11
BACC2C4A03742EG
374.2
MS21260L4LH
-21
　
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