(3)
Remove and discard the cotter pin (35). Remove the nut (34), the washer (33), the bolt (31) and the collar (32).
(4)
Remove the pin (30) and the washer (38).
(5)
Release the gland housing (57) as follows:
(a)
Remove the nuts (52), the washers (51) and the bolts (49). Disconnect the end of the bonding straps (50).
(b)
Release the tab washers (47), (53) and (54).
(c)
Remove and discard the retaining pins (48) and the tab washers (47), (53) and (54).
(6)
Make sure that the gland housing (57) does not fall out of the shock absorber (1).
(7)
Carefully lower the shock absorber (1) along the centerline of the MLG main fitting and remove it from the MLG leg. Make sure that the shock absorber (1) does not fall when it comes out of the MLG leg.
NOTE : Hydraulic fluid will come from the shock absorber (1).
____
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(8)
Remove and discard the seals (36) and (37), the O-rings (56) and the backing rings (55).
(9)
If necessary, remove the MLG gland-seals (Ref. TASK 32-11-13-000-003).
R **ON A/C 004-049, 053-099, 101-149, 151-199, 201-299, 301-399, 401-499,
Subtask 32-11-13-614-050-A
A. Depressurization of the MLG Shock Absorber
(1) Remove the blanking cap (44) from the top charging valve (45) and install the charging adapter.
WARNING : DO NOT PUT COMPRESSED GAS IN CONTACT WITH YOUR SKIN. THE
_______ GAS CAN GO THROUGH THE SKIN AND MAKE BUBBLES IN THE BLOOD. THIS CONDITION CAN KILL YOU.
(a) Slowly loosen the valve on the charging adapter attached to the top charging valve (45).
NOTE : This will release the gas pressure from the first stage of
____
the shock absorber (1).
(2)
Remove the charging adapter from the top charging valve (45).
(3)
Install the blanking cap (44) on the top charging valve (45).
(4)
Remove the blanking cap (60) from the bottom charging valve (59) and install the charging adapter.
(5)
Slowly loosen the valve on the charging adapter attached to the bottom charging valve (59).
NOTE : This will release the gas pressure from the second stage of
____
the shock absorber (1).
(6)
Remove the charging adapter from the bottom charging valve (59).
(7)
Install the charging valve (60) on the bottom charging valve (59).
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B. Preparation for Removal of the MLG Shock Absorber Assembly
(1)
Remove the top charging valve assembly as follows:
(a)
Remove the charging valve (45) from the inflation valve (41).
(b)
Remove and discard the packer (46) from the charging valve (45).
(c)
Remove the bolts (43), the spacers (42) and the inflation valve (41).
(d)
Remove and discard the O-ring (40) and the backing rings (39) from the inflation valve (41).
(2)
Remove the spare-seal activating-valve assembly as follows:
(a)
Put the container under the housing (52) to collect the hydraulic fluid.
(b)
Remove and discard the cotter pins (53). Remove the washers (57) and the pin (58).
(c)
Carefully remove the valve stem (56) from the housing (52).
(d)
Let the hydraulic fluid drain from the housing (52) into the container.
(e)
Remove and discard the O-ring (54) and the backing ring (55) from the valve stem (56). (Ref. Fig. 403A/TASK 32-11-13-991-009-A)
(3)
Disconnect the electrical connector (83) of the 1M system harness at the axle interface. Put a blanking cap on the disconnected end.
(4) 中国航空网 www.aero.cn 航空翻译 www.aviation.cn 本文链接地址：A320飞机维护手册 AMM LANDING GEAR 起落架2(17)
