S 092-012
(7)
Remove the drain equipment when all the oil has drained from the shock strut.
S 012-013
(8)
Disconnect the torsion links at the apex (AMM 32-11-16/401).
(a)
Keep the torsion links away from the work area. They could cause damage to the surface of the inner cylinder.
S 582-014
(9)
Lift the airplane until you see approximately 18 inches of chrome on the inner cylinder (AMM 07-11-01/201).
S 842-015
(10)
Wind a cloth pad around the inner cylinder. This will prevent damage to the surface of the cylinder if the gland nut moves down.
S 032-016
(11)
Remove the lock key for the gland nut.
S 032-017
(12)
Use a spanner wrench to remove the gland nut.
(13)
Attach the gland nut retainer assembly to the gland nut.
S 842-018
(14)
Move the retainer with the gland nut, and the scraper, to the bottom of the inner cylinder.
(a)
Wind a cloth around the gland nut and the scraper to protect them.
S 492-073
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MAINTENANCE MANUAL
S 492-074
(15)
Put the seal protector strip and the ring assembly on the inner cylinder. Move it up into the outer cylinder and hold it there with the strap.
S 842-019
(16)
Put the puller assembly around the inner cylinder.
S 492-131
(17)
Loosely install the puller pins in the lower bearing.
NOTE: The puller assembly must be loose to let the inner cylinder
____
move freely when you lift the axle on jacks.
S 862-020
(18)
Put axle jacks below the two ends of the truck beam.
S 582-021
(19)
Lift the inner cylinder to decrease the exposed chrome length on the inner cylinder by 7.0 inches (AMM 07-11-03/201).
S 432-022
(20)
Tighten the puller assembly around the inner cylinder.
S 492-023
(21)
Install a strap tightly around the fork of the inner cylinder.
S 582-132
(22)
Lower the axle jacks (AMM 07-11-03/201).
S 012-250
WARNING: KEEP YOUR HANDS AWAY FROM THE THE GAP BETWEEN THE LOWER BEARING
_______ AND THE GLAND NUT WHEN YOU PULL THE LOWER BEARING FROM THE OUTER CYLINDER. THE LOWER BEARING CAN MOVE DOWN QUICKLY AND CAN CAUSE INJURY TO PERSONS AND DAMAGE TO EQUIPMENT.
(23)
Pull the lower bearing out of the outer cylinder.
(24)
Remove the axle jacks.
S 092-025
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757 MAINTENANCE MANUAL
S 092-026
(25)
Remove the puller pins from the lower bearing.
S 862-027
(26)
Let the lower bearing move down and stay on the puller assembly.
F.
Replace the Active Static Seal
S 012-028
(1)
Remove the backup rings from the groove for the static seal.
S 212-029
(2)
Examine the backup rings.
(a)
Replace the backup rings if it is necessary.
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本文链接地址：757 AMM 飞机维护手册 起落架 CHAPTER 32 - LANDING GEAR 1(126)
