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A

757
MAINTENANCE MANUAL

REACTION LINK 
SEE  B 
AILERON PCA  AILERON 
SEE  A  TRUNNION  HINGE 
SUPPORT 

AILERON PCA SEE A 
STABILIZING LINK 
ROD PCA CONTROL 
A  SUPPORT TRUNNION  AILERON PCA A (2 PCAS ON EACH WING) 
A  B  CSEE COLLAR  LUBE REACTION FITTING LINK 
SUPPORT TRUNNION 
REACTION LINK 

REACTION LINK  B  REACTION LINK 
B 
1  INSTALL WITH BMS 5-95 SEALANT  A-A COLLAR 
Figure 203 (Sheet 1) Aileron PCA Reaction Link Installation 

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757 MAINTENANCE MANUAL
PIN
(2 LOCATIONS)

LUBE FITTING

Aileron PCA Reaction Link Installation
Figure 203 (Sheet 2)

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MAINTENANCE MANUAL

 D. References
 (1)  
06-44-00/201, Wing Access Doors and Panels

 (2)  
20-10-24/201, Rig Pins

 (3)  
24-22-00/201, Electrical Power - Control

 (4)  
29-11-00/201, Main (Left, Right, and Center) Hydraulic Systems

 E.
Access

 (1)  
Location Zones
 561/661 Rear Spar to Trailing Edge

 (2)  
Access Panels
 561/661AB Aileron Quadrant
 561/661CB Aileron Power Limit
 561/661DB Aileron Actuator
 561/661EB Aileron Actuator

 F.
Install the Reaction Link (Fig. 203)

 S 432-067
 (1)  
Do these steps to connect the reaction link rod end to the
 aileron (1):

 (a)  
Install the washer (16) and the bolt (17).

 (b)  
Install the bushing (13), washer (15), and the nut (14). Do these steps: 1) Make sure the torque that is necessary to turn the nut (14)

 before it touches the aileron is 90 - 400 pound-inches (10.1-45.1 Nm). 2) Tighten the nut (14) to 1300 - 2000 pound-inches (146.8-225.9 Nm).
 S 432-019
 (2)  
Connect these components:

 (a)  
The reaction link halves to the trunnion support.

 (b)  
The reaction link halves to the rod end. Tighten the bolts to 370 - 690 pound-inches (41.8-77.9 Nm).

 NOTE: Use the sealant to fay seal the reaction link halves to
____ the rod end. Apply sealant to the bolts after installation.
 S 432-020
 (3)  Install the collars, pins, washers, bolts, and the lube fittings that connect the reaction link to the trunnion support (View C).
 NOTE: Apply sealant to the pin during installation.
____
 S 642-021
 (4)  Lubricate all the fittings with grease.
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 G. Install the PCA (Fig. 201)
 S 432-022
 (1)
Do this step to connect the PCA (4) to the trunnion support (8):

 (a)  
Make sure the retainers an nuts are installed in the trunnion support assembly.

 (b)  
Install the bolt (6), washers (7), and the nut (4 locations). Tighten the nut to 275 - 512 pound-inches (31.0-57.8 Nm).

 S 432-023
 (2)
　
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