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 22-11-25
 ALL  ú ú 01 Page 510 ú Nov 15/91
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A 737-300/400/500MAINTENANCE MANUAL
 (p)  Make sure that the trailing edge of the aileron aligns with the
 zero position |0.23 inch.
 NOTE: The plus direction is the right aileron up from the zero____
 position.
 NOTE: Zero position is the point when the index plate____
 on the aileron inboard end aligns with the index plate
 of the structure.
 (q)  Set the SOLENOID B switch to the B NORM position.
 (r)  Make sure that the right aileron moves down to 1.00 |0.20
 inches. Keep a record of the right aileron position.
 (s)  Set the SOLENOID A switch to the +HDOVR position.
 (t)  Make sure that the trailing edge of the aileron does not move
 down more than 0.20 inch. Keep a record of the trailing edge
 position.
 (u)  Set the SOLENOID A switch to the -HDOVR position.
 (v)  Make sure that the trailing edge of the aileron aligns with the
 zero position |0.23 inch. Keep a record of the trailing edge
 position.
 (w)  Set the SOLENOID A switch to the A NORM position.
 (x)  Make sure that the right aileron moves down to 1.00 |0.20
 inches. Keep a record of the right aileron position.
 (y)  Set the SOLENOID EXCITATION ENGAGE A and ENGAGE B switches to
 the OFF position.
 (z)  Turn the POSITION CONTROL A switch until the voltage across the
 J10A and J11A is at the lowest value (A actuator at null).
 keep a record of the voltage.

 (aa) Turn the POSITION CONTROL B switch until the voltage across the J10B and J11B is at the lowest value (A actuator at null). The voltage across J10B and J11B must be the same as the above step |0.045 volt.
 (ab) Set the SOLENOID EXCITATION ENGAGE A and ENGAGE B switches to the ON position.
 (ac) Make sure that the right aileron aligns with the zero position |0.03 inch.
 (ad) Set the SOLENOID EXCITATION ENGAGE A switch to the OFF then ON
 position.
 (ae) Make sure that the ailerons stays in the zero position.
 (af) Set the SOLENOID EXCITATION ENGAGE B switch to the OFF then to
 the ON position.
 (ag) Make sure that the ailerons stays at the zero position.
 (ah) At the same time set the SOLENOID A switch to the +HDOVR
 position and the SOLENOID B switch to the -HDOVR position.
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 22-11-25
 ALL  ú ú 01 Page 511 ú Jul 15/91
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
 (ai) Make sure that the ailerons do not move more than |0.20 inch. Keep a record of the aileron positions.
 (aj) Set the SOLENOID A switch to the A NORM position and SOLENOID B switch to the B NORM position.
 (ak) Make sure that the ailerons aligns with the zero position |0.03 inch.
 (al) At the same time set the SOLENOID A switch to the -HDOVR position and SOLENOID B switch to +HDOVR position.
 (am) Make sure that the ailerons do not move more than |0.20 inch.
 Keep a record of the aileron positions.
 (an) Set the SOLENOIDS ON/OFF (Center Switch) to the OFF position.
 (ao) Set the POWER switch to the OFF position.
 S 865-019
 (4)
Set the hydraulic system A and B switches to the OFF position.

 S 085-018

 (5)  
Disconnect all test equipment.

 S 435-017

 (6)  
Connect the electrical cables to the autopilot actuators and aileron position sensor.

 S 415-052

 (7)  
Install the screen doors for tire burst protection (if removed) purpose in the left main wheel well.

 G.  Autopilot Aileron Actuator Adjustment Check
 S 835-068
 (1)  Do the Aileron Rigging Test in this task: "Rigging Tests" (AMM 22-11-00/501 or AMM 22-11-01/501).
　
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