(a)
Remove the jacks from the airplane.
S 862-047
WARNING: YOU MUST CAREFULLY DO THE STEPS IN THE TASK BELOW TO REMOVE THE
_______ DOOR LOCKS FROM THE LANDING GEAR DOORS. THE DOORS CAN CLOSE QUICKLY IF YOU DO NOT REMOVE THE DOOR LOCKS CORRECTLY. THIS CAN CAUSE INJURY TO PERSONS OR DAMAGE TO EQUIPMENT.
(15)
Do this task: "Removal of the Door Locks from the Wing Landing Gear" (AMM 32-00-30/201).
S 862-048
(16)
Do this task: "Removal of the Door Locks from the Body Landing Gear" (AMM 32-00-30/201).
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
32-11-10
ALL ú ú 01 Page 208 ú Oct 18/99
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400 MAINTENANCE MANUAL
TASK 32-11-10-202-034
4. Examine Lower Jury Strut on the Wing Landing gear for Worn Areas (Fig. 202)________________________________________________________________
A. References
(1)
AMM 32-32-15/401, Wing Gear Downlock Actuator
(2)
AMM 32-32-16/401, Wing Gear Downlock Bungee
(3)
AIPC 32-11-08 Fig. 1
(4)
AIPC 32-11-10 Fig. 2
B.
Access
(1)
Location Zone
735 Wing Landing Gear, LH
745 Wing Landing Gear, RH
C.
Procedure
S 032-035
(1)
Disconnect the downlock bungee (1) and the downlock actuator (4) from the lower jury strut (3) (AMM 32-32-16/401, AMM 32-32-15/401).
S 222-036
(2)
Do a check on the bolts (4) and the bushing of the downlock bungee
(1)
and the downlock actuator for worn areas.
(a)
Measure the parts at the location shown in Figure 202.
(b)
Compare the measured dimensions to the wear limits in Figure 202.
(c)
If the part is not in tolerance, replace the part if you cannot repair it.
S 432-037
(3) Connect the downlock bungee (1) and the downlock actuator (4) to the lower jury strut (3) (AMM 32-32-16/401, AMM 32-32-15/401).
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
32-11-10
ALL ú ú 01 Page 209 ú Oct 18/99
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400
MAINTENANCE MANUAL
3. LOWER JURY STRUT
4.
5.
6.
STRUT
2. BUSHING/BUSHING
1.
4.
BUSHING/BUSHING
5.
BOLT/BUSHING
A-A
Main Gear Lower Jury Strut Wear Limits Figure 202 (Sheet 1)
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
32-11-10
ALL ú ú 01 Page 210 ú Oct 10/91
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400
MAINTENANCE MANUAL
NO. INDEX PART NAME DIM. DESIGN LIMITS WEAR LIMITS WORN PART REPLACE PART WORN REPAIR INSTR. REPAIR
DIAMETER DIM. ALLOWED WEAR 8 ANCE MAX CLEAR-DIAM
MIN MAX
1 BUSHING ID 0.5000 0.5029 0.5050 0.0061 X
BOLT OD 0.4982 0.4991 0.4970 X 6
2 BUSHING 3 0.505 0.518 0.538 0.040 X
BUSHING 7 0.498 0.500 0.478 X
3 BUSHING ID 1.0000 1.0025 1.0055 0.0065 X
BOLT OD 0.9980 0.9990 0.9660 X 5
4 BUSHING 3 1.005 1.011 1.032 0.032 X
BUSHING 4 0.995 1.000 0.979 X
5 BOLT 1 2.516 2.526 2.592 0.082 X
BUSHING 2 2.485 2.510 2.444 X
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(5)
