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A
747-400 MAINTENANCE MANUAL
FWD
SEE A
SHOCK STRUT
B
YOKE
A
STEERING
A
CYLINDER
C
B 1
SPINDLE
TORSION LINK
C
FWD
TRUCK
BEAM
1
A
1 FOR LOWER TORSION LINK INSPECTION/CHECK REFER TO 32-13-14/201.
Body Gear Steering Actuator and Yoke Assembly Wear Limits Figure 601 (Sheet 1)
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747-400 MAINTENANCE MANUAL
1. BUSHING/BOLT YOKE
Body Gear Steering Actuator and Yoke Assembly Wear Limits
Figure 601 (Sheet 2)
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747-400
MAINTENANCE MANUAL
INDEX NO. PART NAME DIM. DESIGN LIMITS WEAR LIMITS WORN PART REPLACE WORN PART REPAIR REPAIR INSTR
DIAMETER DIM. WEAR MITTED PER-8 CLEAR-DIA ANCE MAX
MIN MAX
1 BUSHING ID 0.2500 3.2510 3.2555 0.076
BOLT OD 3.2470 3.2480 3.2435 X X X
2 BUSHING 2 12.000 12.004 12.020 10 0.020 1
BUSHING 3 11.994 12.000 11.984
3 BUSHING ID 2.5000 2.5010 2.5042 0.0072
BOLT OD 2.4970 2.4980 2.4938
4 BUSHING 4 4.791 4.797 4.830 10 0.050
BUSHING 5 4.780 4.785 4.747
5 BUSHING ID 2.5000 2.5010 2.5042 0.0062
BOLT OD 2.4980 2.4990 2.4948
6 BEARING ID 2.4990 2.5000 2.504 0.0052 X
BOLT OD 2.4980 2.4990 2.495
7 BOLT 6 7.655 7.669 7.681 10 0.035
BUSHING 7 7.646 7.654 7.634
Body Landing Gear Steering Actuator and Yoke Assembly Wear Limits
Figure 601 (Sheet 3)
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MAINTENANCE MANUAL
WORN PART IS REPAIRABLE. REFER TO OVERHAUL MANUAL FOR REPAIR INFORMATION DISTANCE BETWEEN FLANGES OF YOKE BUSHINGS WIDTH OVER FLANGES OF SHOCK STRUT BUSHINGS DISTANCE BETWEEN FLANGES OF YOKE BUSHINGS WIDTH OVER FLANGES OF STEERING ACTUATOR BUSHINGS LENGTH OF BOLT SHOULDER TO SHOULDER LESS WIDTH OF SPLINED WASHER PLUS POSSIBLE ONE-TWELFTH TURN BACK OF NUT WIDTH OVER FLANGES OF A PAIR OF ACTUATORS OR END FITTING ASSEMBLIES LIMITS SHOWN MAY BE EXCEEDED PROVIDED MAXIMUM CLEARANCE IS NOT EXCEEDED FOR IN-SERVICE REPAIR, INSTALL SPECIAL SHIM (REF 32-00-01/801); PREFERRED PREFERRED OVERHAUL REWORK IS TO RESTORE PART TO DESIGN LIMITS USING NEW BUSHING
MAXIMUM AXIAL CLEARANCE
Body Gear Steering Actuator and Yoke Assembly Wear Limits
Figure 601 (Sheet 4)
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747-400 MAINTENANCE MANUAL
BODY GEAR STEERING CONTROL MODULE RETURN LINE CHECK VALVE -
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