DISTANCE BETWEEN HEAD AND SHOULDER OF BOLT, LESS THICKNESS OF WASHER, PLUS POSSIBLE ONE-SIXTH TURN BACKOFF OF NUT WIDTH OVER FLANGES OF BUSHINGS WIDTH BETWEEN FLANGES OF BUSHINGS OBTAIN REPLACEMENT BUSHING. INSTALL BUSHING PER 20-11-01 WITH INTERFERENCE FIT WORN PART IS REPAIRABLE. CHROME PLATE TO 0.010 THICKNESS AND GRIND TO DESIGN DIMENSIONS WORN PART IS REPAIRABLE. CHROME PLATE TO 0.009 THICKNESS AND GRIND TO DESIGN DIMENSIONS WIDTH OVER BEARING OF BUNGEE LIMITS SHOWN MAY BE EXCEEDED PROVIDED MAXIMUM CLEARANCE IS NOT EXCEEDED
WEAR LIMITS
Wing Gear Lower Jury Strut Wear Limits
Figure 202 (Sheet 2)
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A
747-400 MAINTENANCE MANUAL
WING LANDING GEAR WHEEL TRUCK - REMOVAL/INSTALLATION
____________________________________________________
1. General_______
A. This subject has two tasks:
B. The removal of the wheel truck for the wing landing gear (referred to as the wheel truck).
C. The installation of the wheel truck.
D. The wheel truck is at the bottom of the inner cylinder for the shock strut. The wheel truck is connected to the inner cylinder yoke.
TASK 32-11-11-004-001
2. Wing Landing Gear Wheel Truck Removal (Fig. 401)_____________________________________
A. Special Tools and Equipment
(1)
8ME65B01202-3 - Landing Gear Shock Strut Retention Tool (2 required)
(2)
12PRE65B00161-1 - Pivot Pin Protective Equipment (Thread Protector)
(3)
F70312-15 - Wrench from Crowfoot Wrench Kit
B.
References
(1)
AMM 07-11-01/201, Jacking Airplane
(2)
AMM 07-11-03/201, Jacking Airplane Axles
(3)
AMM 09-11-00/201, Towing
(4)
AMM 24-22-00/201, Manual Control
(5)
AMM 29-11-00/201, Main Hydraulic Supply System
(6)
AMM 32-00-30/201, Landing Gear Door Locks
(7)
AMM 32-11-14/401, Wing Gear Torsion Links
(8)
AMM 32-41-15/401, Landing Gear Brake Unit
(9)
AMM 32-42-04/401, Antiskid Transducer
(10)
AMM 32-42-20/401, Wing and Body Gear Brake Equalizer Rod and Load Sensor
(11)
AMM 32-45-01/401, Main Gear Tire and Wheel
(12)
SWPM 20-10-11, Wire Bundle Installation
(13)
AIPC 32-11-11 Fig. 2
(14)
AIPC 32-11-14 Fig. 2
(15)
AIPC 32-11-22 Fig. 1,
(16)
AIPC 32-41-00 Fig. 1
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A
747-400
MAINTENANCE MANUAL
SEE A
1. OUTER CYLINDER
4. 2. INNER CYLINDER YOKE INNER CYLINDER
BSEE 8. LINK POSITIONING TRUCK PULL BOX LINES HYDRAULIC BRAKE RODS 6. LOWER TORSION LINK PIVOT BOLT CSEE 5. TRUCK BEAM
A Figure 401 (Sheet 1) Wing Gear Wheel Truck Installation
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A
747-400
MAINTENANCE MANUAL
5.
Wing Gear Wheel Truck Installation
Figure 401 (Sheet 2)
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