S 092-032
(7)
Do this task: "Removal of the Door Locks on the Body Landing Gear" (AMM 32-00-30/201).
TASK 32-13-07-202-025
4. Body Gear Drag Strut Universal Examination for Worn Areas (Fig. 201)_________________________________________________________
A. References
(1)
AIPC 32-13-02-02
(2)
AIPC 32-13-07-01
B.
Access
(1)
Location Zone
755 Body Landing Gear, LH
765 Body Landing Gear, RH
C.
Procedure
S 022-026
(1)
Disconnect the actuator strut of the aft inboard door (Ref Body Gear Drag Strut Universal Removal).
S 022-027
(2)
Remove the pin assembly of the drag strut, the pin assembly of the shock strut and the drag strut universal (Ref Body Gear Drag Strut Universal Removal).
S 222-028
(3)
Examine the door actuator strut and the attach points of the drag strut universal for the worn areas.
(a)
Measure the parts if it is necessary and compare the measured dimensions to the limit dimensions.
(b)
If the part is not in the tolerance, repair or replace it if it is necessary.
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400 MAINTENANCE MANUAL
SEE A
FWD
SHOCK STRUT
C C
B A
B
DOOR
ACTUATOR
STRUT
A
ASSEMBLED
A
Body Gear Drag Strut Universal Wear Limits
Figure 202 (Sheet 1)
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400 MAINTENANCE MANUAL
1. BUSHING/BOLT
BEARING/BOLT10.
DOOR ACTUATOR PIN ASSEMBLY B-B
11. BUSHING/BOLT
SHOCK STRUT PIN ASSEMBLY C-C
Body Gear Drag Strut Universal Wear Limits Figure 202 (Sheet 2)
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400
MAINTENANCE MANUAL
INDEX NO. PART NAME DIM. DESIGN LIMITS WEAR LIMITS PART REPLACE WORN PART REPAIR WORN REPAIR INSTR.
DIAMETER DIM. WEAR MITTED PER-1 ANCE DIAM CLEAR-MAX
MIN MAX
1 BUSHING ID 2.5000 2.5015 2.5055 0.0067 X
BOLT OD 2.4980 2.4990 2.4950 X 6
2 BOLT ID 1.617 1.620 1.633 0.025 X 6
LUBE RET. OD 1.613 1.615 1.595 X
3 BUSHINGS 9 5.295 5.301 5.314 0.026 X
BUSHINGS 8 5.288 5.295 5.275 X
4 BOLT 7 8.352 8.358 8.372 0.020 X
BUSHING 8 8.348 8.352 8.338 X 6
5 BUSHING ID 2.500 2.5015 2.506 0.0072 X
BOLT OD 2.498 2.499 2.495 X 6
6 SPACER 11 0.799 0.822 0.828 0.018 X
SPACER 2 0.810 0.812 0.825 X
7 BUSHING 10 2.240 2.260 2.280 X
BOLT 8 2.325 2.329 2.315 X 6
8 BUSHING ID 0.8100 0.8110 0.8153 0.0063 X
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本文链接地址：747-400 AMM 飞机维护手册 起落架 LANDING GEAR 3(12)
