(2)  
Access Panel
 313AL Control Bay Access Door

 E. Install the Autopilot Pitch Control Servo
 S 834-012
 (1)
Install the rig pin E/ST 7 (Ref 20-10-24).

 (2)
Remove the caps from the hydraulic lines and servo hydraulic ports.

 (3)
Connect the hydraulic lines to the servo and tighten them by hand.

 S 034-013
 S 434-014
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 S 434-015
 (4)  
Use the bolts (1) and washers (2) to install the servo (3).

 S 434-016

 (5)  
Tighten the hydraulic lines.

 S 434-017

 (6)  
Use the bolt (4), washer (5), and nut (6) to connect the rod assembly (7) to the servo output crank.

 S 434-018

 (7)  
Connect the electrical connector.

 S 094-047

 (8)  
Remove the rig pin E/ST 7 if it is not necessary to replace the control rod.

 S 824-068

 (9)  
Adjust the servo with the Maintenance Control Display Panel (MCDP) or Model 101A Phase Synchronous Voltmeter if it is not necessary to replace the control rod.

 TASK 22-12-01-904-019
 4. Replace the Control Rod
_______________________
 A. Equipment
 (1)  Rig Pin E/ST 7 - P/N B20003-21 from set
 B20003-XX (Ref 20-10-24)

 B. Parts
 ~.............................................................................. | MM | | IPC | ................. ............................ | FIG | ITEM | NOMENCLATURE | SUBJECT | FIG | ITEM | ................................................................................ | 401 | 3 | Servo Assembly | 27-31-53| 01 | 112 | | | 4 | Bolt | | | 95 | | | 5 | Washer | | | 97 | | | 6 | Nut | | | 99 | | | 7 | Rod Assembly | | | 101 | 2......…........…...................................…..........…......…........1
 C. Reference
 (1)  20-10-24/201, Rig Pins
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 D. Access
 (1)  
Location Zone
 313 Stabilizer Center Section Compartment (Left)

 (2)  
Access Panel
 313AL Control Bay Access Door

 E. Replace the Control Rod
 S 834-020
 (1)  
Install the rig pin E/ST 7.

 S 034-021

 (2)  
Remove the bolt (4), washer (5) and nut (6) to disconnect the rod assembly (7) from the servo (3).

 S 034-022

 (3)  
Remove the bolt, washer and nut to disconnect the rod assembly (7) from the aft quadrant.

 S 214-023

 (4)
Make sure the correct length of the control rod assembly (7) is

 15.30 inches from the bolt center to bolt center.
 NOTE: The correct length is used to decrease the amount of
____
 adjustment.

 S 434-024
 (5)  
Use the bolt, the washer and the nut to connect the end of the rod assembly (7) to the aft quadrant.

 S 094-048

 (6)  
Remove the rig pin E/ST 7.

 S 824-025

 (7)  
Adjust the servo with the Maintenance Control Display Panel (MCDP) or the Model 101A Phase Synchronous Voltmeter.

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