32-11-23
ALL ú ú 01 Page 403 ú Feb 18/02
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400 MAINTENANCE MANUAL
S 494-032
(3)
Do this task: "Installation of the Door Locks on the Body Landing Gear" (Ref 32-00-30/201).
S 034-027
(4)
Remove the bolt (20) and disconnect the lever (3) from the lower end of the pushrod (2).
S 034-028
(5)
Remove the nut (18).
S 034-030
(6)
Remove the hook (4) and the lever (3) from the frame (1).
S 034-006
(7)
Remove the bolt (22) from the spindle bracket (8).
NOTE: Refer to the removal procedure of the lower spindle
____ (Ref 32-11-07/201) if the bolt (22) touches the shock strut cylinder.
S 034-007
(8)
Remove the nut (6) and the shim (7) from the torsion link pin.
S 034-008
(9)
Remove the frame (1).
S 034-009
(10)
Loosen clamp bolts (10) and remove the roller support assembly (5) and the delrin bushing (17).
TASK 32-11-23-404-010
3. The Truck Mechanical Lock Installation on the Wing Landing Gear (Fig. 401)
_______________________________________________________________
A. Standard Tools and Equipment
(1)
Thickness gages, 0.002 to 0.25 inch
B.
Consumable Materials
(1)
C00259 Type 1 Epoxy Primer - BMS 10-11
C.
References
(1)
32-00-30/201, Landing Gear Door Locks
(2)
32-11-23/601, Wing Gear Truck Mechanical Lock
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32-11-23
ALL ú ú 01 Page 404 ú Jun 10/95
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400
MAINTENANCE MANUAL
(3)
IPC 32-11-23 Fig. 1
D.
Access
(1)
Location Zone
735 Wing Landing Gear, LH
745 Wing Landing Gear, RH
E.
Procedure
S 434-011
(1)
Install the shim (16) and the bearing pad (15) into the roller support (5).
S 434-012
(2)
Move the roller support (5), the delrin bushing (17) and the frame
(1)
to the splined washer (14).
S 434-013
(3)
Install the shim (7) and the nut (6).
S 224-029
(4)
Tighten the nut (6) 1920 to 2280 pound-inches.
(a)
Measure dimension A.
(b)
Add or decrease the laminations on the shim until the dimension A is 0.004 (| 0.002 inch).
NOTE: If the clearance changes, a maximum clearance of
____ 0.012 is permitted if the smallest clearance is not lower than 0.006.
S 624-031
(5)
Apply a layer of the epoxy primer (BMS 10-11, type 1) to the shim (7).
(a)
Install the shim (7).
S 434-016
(6)
Tighten nut (6) 1920 to 2280 pound-inches and install the cross bolt.
S 224-017
(7)
Keep the planes C and D parallel in 0.005 inch.
(a)
If it is necessary, measure the clearance and the shim before you install the bolt.
S 434-018
(8) Install the shim (21) (One required for Instl 65B01352-1, -5, -9 and Two required for Instl 65B01352-3, -7 ), the washers (24), and the bolt (22).
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32-11-23 中国航空网 www.aero.cn 航空翻译 www.aviation.cn 本文链接地址：747-400 AMM 飞机维护手册 起落架 LANDING GEAR 2(48)
