S 865-010
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. AIRPLANES WITH MECHANICAL AILERON FORCE ú

 22-11-13
 LIMITER  ú
 ú 04 ú BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.  Page 502Jul 15/93 

A
737-300/400/500MAINTENANCE MANUAL
 S 865-009
 (4) Remove electrical power if it is not necessary (Ref 24-22-00/201).
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. AIRPLANES WITH MECHANICAL AILERON FORCE ú

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 LIMITER  ú ú 02 Page 503 ú Jul 15/93
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
 ELEVATOR NEUTRAL SHIFT SENSOR - REMOVAL/INSTALLATION
____________________________________________________
 1.  General (Fig. 401)_______
 A.  This procedure contains two tasks. The first task is for the removal of the elevator neutral shift sensor. The second task is for the installation of the elevator neutral shift sensor.
 B.  You can find the elevator neutral shift sensor on the forward right side of the feel and centering unit. The feel and centering unit is aft of the bulkhead station 1156.
 TASK 22-11-14-004-012
 2.  Remove the Elevator Neutral Shift Sensor_________________________________________
 A.  References
 (1)  12-31-41/201, Body Section 48 Access Doors and Panels
 B.  Access
 (1)  
Location
 705 Tail Cone Access Door

 (2)  
Access Panel
 3802 Tail Cone Access Door

 C.  Procedure
 S 864-003
 (1) Open these circuit breakers and attach the DO-NOT-CLOSE tags:
 (a)  
P6 Circuit Breaker Panel 1) AUTO FLT CONT SYS B MACH TRIM AC 2) AUTO FLT CONT SYS B MACH TRIM DC 3) AFDS MCP CRS-2 4) AUTO FLT CONT SYS B SNSR EXC AC 5) AUTO FLT CONT SYS B FCC DC 6) AUTO FLT CONT SYS B ENGAGE INTLK B 7) AUTO FLT CONT SYS B WARN LIGHT BAT

 (b)  
P18 Circuit Breaker Panel 1) AUTO FLT CONT SYS A MACH TRIM AC 2) AUTO FLT CONT SYS A MACH TRIM DC 3) AFDS MCP DC 4) Airplanes with mechanical aileron force limiter:

 AFDS AIL FORCE LIM 5) AUTO FLT CONT SYS A SNSR EXC AC 6) AUTO FLT CONT SYS A FCC DC 7) AUTO FLT CONT SYS A ENGAGE INTLK A 8) AUTO FLT CONT SYS A WARN LIGHT BAT
 S 014-004
 (2) Remove the 3802 access door on the tail cone (Ref 12-31-41/201).
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A 737-300/400/500MAINTENANCE MANUAL
SEE A
SEE D
MICRO ADJUSTMENT NUT
CONTROL
ROD

CRANK ARM
ZERO REFERENCE ALIGNMENT MARKS
C
SEE C SENSOR CLAMP
SENSOR CLAMP BOLT,NUT AND WASHER
B
SENSOR CLAMP BOLT AND NUT
SENSOR CASE
SENSOR CLAMP SEE B FWD
A
NEUTRAL
SHIFT
SENSOR

ZERO REFERENCE ALIGNMENT MARKS
SENSOR SHAFT
D
Elevator Neutral Shift Sensor Installation
Figure 401

CRANK ARM
SENSOR CASE
CRANK BOLT, NUT AND WASHER
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A 737-300/400/500MAINTENANCE MANUAL
 S 024-005
 (3)  Do these steps to remove the sensor:
 (a)  
Remove the electrical connectors from the sensor.

 (b)  
Remove the bolt, the washer and the nut in the crank arm.

 (c)  
Remove the crank arm from the sensor shaft.
　
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