S 435-034
(14)
If disconnected, connect the pushrod to the nose wheel steering.
S 415-035
(15)
Close the access doors and install the panels for the rudder (Ref 12-31-51/201).
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A
737-300/400/500MAINTENANCE MANUAL
RUDDER CONTROL TORQUE TUBE - INSPECTION/CHECK
_____________________________________________
1. General_______
A. This procedure gives the instructions to make sure the rudder control torque tube (referred to as the torque tube) is not worn too much.
TASK 27-21-71-226-001
2. Rudder Control Torque Tube Wear Limits (Fig. 601)______________________________________
A. Standard Tools and Equipment
(1)
Micrometer
(2)
Vernier Caliper
B.
References
(1)
27-21-71/601, Rudder Control Torque Tube
C.
Access
(1)
Location Zones
706 Vertical Fin
(2)
Access Panel
9516L TE Access Panel - Rudder
9517L TE Access Panel - Rudder
D.
Procedure
S 026-002
(1)
Remove the torque tube (Ref 27-21-71/401).
(2)
Measure the parts of the torque tube for worn areas.
S 226-004
(3)
Compare the dimensions that you measured with the permitted dimensions shown in Figure 601.
(4)
Replace or repair the parts that are not in the tolerance.
S 226-003
S 436-005
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737-300/400/500MAINTENANCE MANUAL
SEE A
2. BEARING/SHAFT
A A FWD
ROD INPUT A SEE B
1. BEARING/SHAFT
B FWD
Figure 601 (Sheet 1) Wear Limits for the Rudder Control Torque Tube
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A 737-300/400/500MAINTENANCE MANUAL
NO. INDEX PART NAME DIM. DESIGN LIMITS WEAR LIMITS PART WORN REPLACE PART WORN REPAIR INSTR. REPAIR
DIAMETER DIM. WEAR MITTED PER- ANCE CLEAR-DIA MAX
MIN MAX
1 BEARING ID 1.8120 1.8130 1.8160 0.0040 X
SHAFT OD 1.8110 1.8120 1.8080 X
2 BEARING ID 0.9990 1.0000 1.0030 0.0035 X
SHAFT OD 0.9985 0.9995 0.9955 X
3 BEARING ID 0.2497 0.2500 0.2529 0.0037 X
BOLT OD 0.2483 0.2492 0.2479 X
A-A
Wear Limits for the Rudder Control Torque Tube
Figure 601 (Sheet 2)
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737-300/400/500MAINTENANCE MANUAL
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