(b)  
Adapter Cable Assembly 1014002-5

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757
MAINTENANCE MANUAL

 B. References
 (1)  
AMM 20-10-24/201, Rig Pins

 (2)  
AMM 24-22-00/201, Electrical Power - Control

 (3)  
AMM 29-11-00/201, Pressurize/Depressurize Main Hydraulic System

 C. Access
 (1)  
Location Zone
 324 Vertical Stabilizer, Rear Spar to Trailing Edge

 (2)  
Access Panel
 324AL Body to Fin Seal

 D. Prepare To Adjust the Servo
 S 864-092
 (1)  Remove the DO-NOT-CLOSE tags and close these circuit breakers on the P11 panel:
 (a)  
11H17, FLT CONT SHUTOFF TAIL LEFT

 (b)  
11H18, FLT CONT SHUTOFF TAIL CENTER

 (c)  
11H28, FLT CONT SHUTOFF TAIL RIGHT

 S 864-093
 WARNING: MAKE SURE ALL PERSONS AND STANDS ARE CLEAR OF CONTROL SURFACES
_______ AND CONTROL COLUMNS BEFORE HYDRUALIC SYSTEMS ARE PRESSURIZED. THE CONTROL SURFACES CAN MOVE WHEN A HYDRAULIC SYSTEM IS PRESSURIZED. THIS COULD CAUSE INJURY TO PERSONS OR DAMAGE TO EQUIPMENT.
 (2)  
Set the L, C, and R FLT CONTROL SHUTOFF switches on the P61 panel in the ON position.

 S 864-094

 (3)  
Pressurize the left, center, and right hydraulic systems
 (AMM 29-11-00/201).

 S 824-095

 (4)  
Use the rudder trim switch to center the rudder until the trailing edge is less than |.15 inches from the index mark.

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757 MAINTENANCE MANUAL
 S 434-096
 (5)  Put rig pin R3 into its hole.
 (a)  
Make sure the rig pin is put into its hole freely.

 (b)  
Rig pin R3 will stay installed during the Autopilot Rollout Guidance Servo adjustment.

 S 864-097
 (6)  
Remove hydraulic pressure (AMM 29-11-00/201).

 S 484-044

 (7)  
Connect the Phase Synchronous Voltmeter to the power source given on the voltmeter placard.

 S 864-043

 (8)  
Set the ON/OFF (S1) switch in the ON position.

 (a)  Permit 10 minutes for the voltmeter to become warm.
 S 864-042
 (9)  Set the CAL/RUN (S2) switch in the CAL CHK position.
 (a)  Make sure the IN PHASE VOLTS are 9.990 to 10.010.
 S 864-041
 (10)
 Set the CAL/RUN (S2) switch in the RUN position.

 S 034-040

 (11)
 Disconnect the electrical connector from the servo.

 S 434-047

 (12)
 Connect the -5 cable assembly to the Autopilot Rollout Guidance Servo and the Phase Synchronous Voltmeter.

 E. Adjust the Servo
 S 824-051
 (1)  
Adjust the control rod (7) until the Phase Syncronous Voltmeter shows 0 |.05 IN PHASE VOLTS.

 (2)  
Tighten the control rod jamnuts (8).

 S 214-100

 (3)  
Make sure the Phase Syncronous Voltmeter shows 0 |.05 IN PHASE VOLTS.

 S 214-099

 (4)  
Make sure there is a sufficient length of thread engaged at each rod end.

 S 084-048

 (5)  
Disconnect the Phase Synchronous Voltmeter.

 S 434-049
 (a)  Set the ON/OFF switch in the OFF position.
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