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27-21-71
ALL ú ú 02.1 Page 407 ú Jul 12/02
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A
737-300/400/500MAINTENANCE MANUAL
RUDDER CONTROL TORQUE TUBE - ADJUSTMENT/TEST
____________________________________________
1. General_______
A. This procedure contains the adjustment and test tasks for the rudder control torque tube.
TASK 27-21-71-825-001
2. Rudder Control Torque Tube Adjustment_____________________________________
A. References
(1)
27-21-24/501, Standby Rudder Actuator
(2)
27-21-91/501, Rudder Power Control Unit
B.
Access
(1)
Location Zones
101/102 Control Cabin (Left/Right)
706 Vertical Stabilizer
708 Rudder
(2)
Access Panels
9516L TE Access Panel - Rudder
9517L TE Access Panel - Rudder
C.
Procedure
S 825-036
(1)
Adjust the rudder power control unit (Ref 27-21-91/501).
S 825-037
(2)
Adjust the standby rudder actuator (Ref 27-21-24/501).
TASK 27-21-71-725-019
3. Rudder Control Torque Tube Test_______________________________
A. References
(1)
12-31-51/201, Fin and Rudder Access Doors and Panels
(2)
27-21-00/201, Rudder and Rudder Trim Control System
B.
Access
(1)
Location Zones
101/102 Control Cabin (Left/Right)
706 Vertical Stabilizer
708 Rudder
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
27-21-71
ALL ú ú 01 Page 501 ú Mar 15/92
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A 737-300/400/500MAINTENANCE MANUAL
RUDDER
Rudder Travel and Index Plate
Figure 501
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27-21-71
ALL ú ú 01 Page 502 ú Jul 15/91
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A 737-300/400/500MAINTENANCE MANUAL
RUDDER
TORQUE TUBE ASEE BSEE ACTUATOR STANDBY RUDDER
FWD PIN R-5 RIG RUDDER POWER CONTROL UNIT SEE C ROD CONTROL VERNIER
TORQUE TUBE
MECHANISM CENTERING FEEL AND
TORQUE TUBE A
VERTICAL FIN
ACTUATOR RUDDER STANDBY
RUDDER
INPUT ROD
STANDBY RUDDER ACTUATOR INPUT CRANK MARKS INDEX B FWD
Rudder Aft Control Mechanism Adjustment Figure 502 (Sheet 1)
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27-21-71
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A 737-300/400/500MAINTENANCE MANUAL
STANDBY INPUT ROD STRUCTURE
UPPER CRANK
TORQUE TUBE CENTER CRANK CHECKNUT VERNIER CONTROL ROD
AFT QUADRANT CONTROL ROD CLEVIS CHECKNUT SLEEVE STRUCTURE
FWD LOWER CRANK (BELLCRANK)
C VERNIER CONTROL ROD CONNECTION
Rudder Control Torque Tube Figure 502 (Sheet 2)
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