PROCURE REPLACEMENT BUSHING. INSTALL BUSHING PER 20-11-01 WITH INTERFERENCE FIT.
3 LIMITS SHOWN MAY BE EXCEEDED PROVIDED MAXIMUM CLEARANCE IS NOT EXCEEDED.
Body Gear Jury Strut Spindle Installation
Figure 201 (Sheet 2)
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A
747-400 MAINTENANCE MANUAL
S 022-013
(7) Remove the nut (8), the splined washer (7) and the spindle.
TASK 32-13-09-402-014
3. Jury Strut Spindle on the Body Landing Gear - Installation__________________________________________________________
A. Special Tools and Equipment
(1)
2MIT65B08802-1 - Body Landing Gear Bungee Restraining Tool
B.
Consumable Materials
(1)
D00633 Grease - BMS 3-33 (preferred)
(2)
D00013 Grease - MIL-G-23827 (optional)
C.
References
(1)
AMM 07-11-01/201, Jacking Airplane
(2)
AMM 09-11-00/201, Towing
(3)
AMM 29-11-00/201, Hydraulic Supply System
(4)
AMM 32-00-30/201, Landing Gear Door Locks
(5)
AIPC 32-13-09 Fig. 2
D.
Access
(1)
Location Zone
755 Body Landing Gear, LH
765 Body Landing Gear, RH
E.
Prepare for the Installation
S 222-016
(1)
Do a check on the attach points for worn areas (Fig. 201).
S 642-017
(2)
Apply a layer of grease on the washer surfaces, the shank, and the threads of the spindle (6) immediately before installation.
F.
Install the Jury Strut Spindle (Fig. 201)
S 422-018
(1)
Install the spindle (6), the splined washer (7), and the nut (8).
(a)
Tighten the nut (8) with your hand.
S 432-019
(2)
Loosen the bungee clamp slowly to let the jury strut to move into its position.
(a)
Align the holes with the spindle.
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MAINTENANCE MANUAL
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(3)
Apply a grease lightly on the pin (3), the end caps (4), the washers, and the bolt (1).
S 432-021
(4)
Install the pin (3), the end caps (4), the conduit bracket (2), and the bolt (1).
S 432-022
(5)
Install the washer and the nut (5).
S 432-041
(6)
Tighten the nut 10 to 15 pound-feet and install the cotter pin.
S 432-023
(7)
Tighten the spindle nut (8) 50 to 100 pound-feet.
S 432-042
(8)
If it is necessary, loosen the nut to the nearest castellation and install the cotter pin.
G.
Put the Airplane in its Usual Condition.
S 092-024
(1)
Remove the bungee restraining tool.
S 492-025
(2)
Install the ground locks on the landing gear.
S 432-026
(3)
Attach the conduit to the jury strut and the support structure.
S 862-027
(4)
Put the weight of the airplane back to the landing gear
(AMM 07-11-01/201).
S 842-043
WARNING: YOU MUST CAREFULLY DO THE TASK BELOW TO REMOVE THE DOOR LOCKS
_______ FROM THE LANDING GEAR DOORS. THE DOORS CAN CLOSE QUICKLY IF YOU DO NOT REMOVE THE DOOR LOCKS CORRECTLY. THIS CAN CAUSE INJURY TO PERSONS OR DAMAGE TO EQUIPMENT.
(5) Do this task: "The Removal of the Door Locks from the Wing Landing Gear" (AMM 32-00-30/201).
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