D.
References

 (1)  
AMM 12-22-21/301, Rudder Lubrication

 (2)  
AMM 27-21-00/201, Rudder and Rudder Trim Control System

 (3)  
AMM 27-21-00/501, Rudder and Rudder Trim Control System

 (4)  
AMM 27-21-11/601, Rudder

 (5)  
AMM 27-21-21/401, Rudder Hinges

 (6)  
AMM 27-21-91/401, Rudder Power Control Unit

 (7)  
AMM 27-21-91/601, Rudder Power Control Unit

 (8)  
AMM 27-21-24/401, Standby Rudder Actuator

 (9)  
AMM 27-21-24/601, Rudder Standby Actuator

 E.
Access

 (1)  
Location Zones
 708 Rudder

 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù.
 AIRPLANES WITH GRAPHITE/COMPOSITE RUDDER ú  27-21-11
 ú ú 01 Page 409 ú Jul 12/99
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
 (2)  
Access Panels
 9512L TE Access Panel - Rudder
 9514R TE Access Panel - Rudder
 9515L TE Access Panel - Rudder
 9555R Cover - Rudder Nose
 9556L Cover - Rudder Nose
 9557R Cover - Rudder Nose
 9559R Cover - Rudder Nose
 9560L Cover - Rudder Nose
 9561R Cover - Rudder Nose
 9562L Cover - Rudder Nose
 9563R Cover - Rudder Nose
 9564L Cover - Rudder Nose
 9565R Cover - Rudder Nose
 9566L Cover - Rudder Nose
 9567R Cover - Rudder Nose
 9568L Cover - Rudder Nose

 F.
Prepare for the Installation

 S 224-013
 (1)  
Examine the rudder hinges for worn parts (AMM 27-21-11/601).

 S 224-051

 (2)  
Examine the connection point for the rudder PCU for worn parts (AMM 27-21-91/601).

 S 224-014

 (3)  
Examine the connection point for the standby actuator for worn parts (AMM 27-21-24/601).

 S 644-015

 (4)  
Lubricate the rudder hinges (AMM 12-22-21/301).

 (5)  
Connect the rudder sling to the rudder (Fig. 402).

 S 864-017

 (6)  
Loosen all the seals at the trailing edge of the fin and move them fully forward.

 S 624-018

 (7)  
Apply some of the corrosion preventive compound to the hinge bolts before you install them.

 G.
Install the Rudder (Fig. 401)

 S 494-016
 S 864-019
 (1)
Use a crane to lift the rudder and move it near the vertical fin.

 (a)  
Use the ropes to make sure the rudder does not hit the airplane.

 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù.
 AIRPLANES WITH GRAPHITE/COMPOSITE RUDDER ú  27-21-11
 ú ú 01 Page 410 ú Jul 12/99
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A 737-300/400/500MAINTENANCE MANUAL
 S 864-020
 (2)  Move the bearing bars for hinges 1, 3, 6, and 7 up or down until
 they engage their mating clevis at the vertical fin.
 S 434-021
 (3)  Install and tighten the hinge bolts at hinges 1, 7, 2, 6, and 3 in
 that sequence (AMM 27-21-21/401).
 NOTE:____ Do not connect the bearing bar for hinge 2 to the rudder at
 this time.

 S 434-022
 (4)  
Connect these components:

 (a)  
The bonding jumper at hinge 3

 (b)  
The bonding jumper you find approximately 5.5 inch below hinge 7.

 S 624-023
 (5)  
Apply some of the sealant to each end of the jumpers and their fasteners.

 S 764-056

 (6)  
Use the milliohmmeter to make sure there is a maximum of 0.010 ohms between the rudder and the vertical fin.

 S 824-024

 (7)  
Use shims to adjust the clearance between the rudder hinge segment and the bearing bar at hinge 2.

 S 434-025

 (8)  
Tighten the bolts that connect the bearing bar for hinge 2 to the rudder (AMM 27-21-21/401).
　
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