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A 757 MAINTENANCE MANUAL
3. FEEL ACTUATOR

CENTER HYDRAULIC SYSTEM
HYDRAULIC LINES

NUT AGAIN AFTER YOU TIGHTEN THE
B-B
OUTER NUT.
Elevator Feel Actuator Installation Figure 401 (Sheet 2)
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A

757
MAINTENANCE MANUAL

STABILIZER BALLSCREW ACTUATOR
A

1 TO USE THE GAGE ASSEMBLY TO SET DIMENSION B TO
15.89 |0.01 INCHES, DO THE STEPS THAT FOLLOW:
1.
 PUT THE GAGE ASSEMBLY AGAINST THE BALLSCREW
SO THAT THE BOLT HEADS ARE ON THE SHOULDERS
OF THE UPPER AND LOWER STOPS

2.
 MAKE SURE THAT THE FEELER BLADE CAN BE PUT
BETWEEN THE BOLT HEAD OF THE GAGE ASSEMBLY AND
ON THE SHOULDER OF THE UPPER STOP
(THIS WILL PREVENT PRELOADING)

Measurement of Stabilizer Dimension B Figure 402
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A
757
MAINTENANCE MANUAL

SEE A
ELEVATOR
LOCATING HOLE
ELEVATOR RIG POSITION (1 DEGREE DOWN FROM THE NEUTRAL/FAIRED POSITION)
BOTTOM EDGE

2. THE TOP SURFACE OF THE ELEVATOR TRAILING EDGE AT THE INBOARD CORNER.
Elevator Position Measurements Figure 403
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A

757 MAINTENANCE MANUAL
 (f)  
11H18, FLT CONT SHUTOFF TAIL CTR

 (g)  
11H20, STAB TRIM CONT R

 (h)  
11H28, FLT CONT SHUTOFF TAIL RIGHT

 S 014-006
 WARNING: STAY OFF THE SERVICE ACCESS DOOR, 311AL AND THE ELEVATOR
_______ CONTROL ACCESS DOOR, 313AL. YOUR WEIGHT CAN RELEASE THE SPRING-LOADED LATCHES ON THE DOOR. IF YOU FALL THROUGH THE DOOR, INJURIES CAN OCCUR.
 (5)  
Open the access door for the feel actuator, 313AL (Ref 06-42-00).

 E.
Remove the Feel Actuator (Fig. 401)

 S 034-007
 (1)  
Disconnect the hydraulic lines (4, 5, 6, 7) from the feel actuator (3).

 S 034-008

 (2)
Put plugs in the hydraulic lines and caps on the ports.

 S 034-009

 (3)  
Hold the feel actuator (3) and remove the bolts (13, 17, 30) that connect the feel actuator (3) to the feel unit (1).

 S 024-010

 (4)  
Remove the feel actuator (3).

 TASK 27-31-18-424-011
 3.  Install the Feel Actuator_________________________
 A. Equipment
 (1)  
Scale (to Measure Elevator Travel Linear
 Distances) - Commercially Available

 (2)  
Gage Assembly - B27039-3, Part of the Elevator
 and Stabilizer Rigging Equipment, B27039-1

 (3)  
Force gage - DPPH-100, Chatillon Inc - 83-30
 Kew Garden Rd., Kew Gardens, New York 11415

 B.
Consumable Materials

 (1)  
D00153 Fluid - Hydraulic BMS 3-11

 C.
Parts

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