S 432-051
(2)
Install the ram assembly below the lower bearing.
(a)
Attach the slide hammers, if it is necessary.
32-11-25
ALL ú ú 01 Page 214 ú Dec 20/95
A
757
MAINTENANCE MANUAL
(3) S 842-052Move the ram assembly up to push the lower bearing in the outer cylinder.
(4) S 032-053Remove the ram assembly.
(5) S 092-077Remove the seal protector strip and ring assembly from the outer cylinder.
(6) S 092-078Remove the retainer assembly from the gland nut.
(7) S 642-054Apply a thin layer of hydraulic fluid and petrolatum on the scraper.
(8) S 642-240GLAND NUTS WITH LUBE FITTINGS; Apply Grease (MIL-G-4343) to the threads of the gland nut (22).
(9) S 622-241ON GLAND NUTS WITHOUT LUBE FITTINGS; apply BMS3-27, Corrosion Preventative Compound, to the threads of the gland nut (22).
S 842-056
(10)
Move the gland nut up the inner cylinder to the correct position. S 432-057
(11)
Use a spanner wrench to tighten the gland nut to 140-165 pound-feet. S 432-058
(12)
Install the lock key for the gland nut. S 582-059
(13)
Lower the airplane and remove the jacks (AMM 07-11-01/201). S 412-060
(14)
Connect the torsion links at the apex (AMM 32-11-16/401).
32-11-25
ALL ú ú 01 Page 215 ú Jan 28/02
A
757 MAINTENANCE MANUAL
S 612-061
(15)
Do the servicing of the shock strut for the main landing gear (AMM 12-15-01/301).
S 792-252
(16)
Do a Shock Strut Seal Leak Inspection.
S 492-004
WARNING: USE THE PROCEDURE IN AMM 32-00-15/201 TO REMOVE THE DOOR LOCKS.
_______ THE DOORS OPEN AND CLOSE QUICKLY AND CAN CAUSE INJURY TO PERSONS OR DAMAGE TO EQUIPMENT.
(17) Remove the door locks from the landing gear doors and close the doors (AMM 32-00-15/201).
TASK 32-11-25-962-062
4. Active and Spare Seal Replacement (Fig. 201)_________________________________
NOTE: Use this procedure if you do not have the jacks to lift the
____ airplane high enough to replace seals over the top of the inner cylinder. When you use this procedure it is necessary to stretch the replacement seals over the fork on the bottom of the inner cylinder. The seals can be damaged when you do this. It can also cause a permanent deformation of the seals that will make them difficult to install in the seal carrier.
A. Equipment
(1)
Shock Strut Drain Equipment, MLG/NLG - A32066-1
(2)
Shock Strut Lock Equipment, MLG - B32028-1
B.
Consumable Materials
(1)
C00913 Compound - BMS3-27
(2)
D00633 Grease - BMS 3-33 (Recommended)
(3)
D00013 Grease - MIL-G-23827 (Alternative)
(4)
D00070 Hydraulic Oil - MIL-H-5606
(5)
D00129 Petrolatum
(6)
D00062 Grease - MIL-G-4343
32-11-25
ALL ú ú 01 Page 216 ú May 28/01
A
757
MAINTENANCE MANUAL
C. Parts
~.............................................................................. | AMM | | AIPC | ................. ............................ | FIG | ITEM | NOMENCLATURE | SUBJECT | FIG | ITEM | ................................................................................ | 201 | 1 | Active Dynamic Seal and | 32-11-01 | 10 | 335 | | | | Backup Rings | | | | | | 2 | Active Static Seal and | | | 345 | | | | Backup Rings | | | | | | 3 | Spare Dynamic Seal | | | 340 | | | 4 | Spare Static Seal | | | 347 | 2......…........…...................................…..........….....….........1
中國航空網(wǎng) www.k6050.com
航空翻譯 www.aviation.cn
本文鏈接地址：757 AMM 飛機(jī)維護(hù)手冊 起落架 CHAPTER 32 - LANDING GEAR 1(128)
