S 092-054
(27)
Do this task: "Removal of the Door Locks on the Body Landing Gear" (AMM 32-00-30/201).
TASK 32-11-07-202-046
4. Wing Gear Side Strut Lower Spindle Examination For Worn Areas (Fig. 202)______________________________________________________________
A. References
(1)
AIPC 32-11-07 Fig. 2
(2)
AIPC 32-11-23 Fig. 1
B.
Access
(1)
Location Zone
735 Wing Landing Gear, LH
745 Wing Landing Gear, RH
C.
Procedure
S 032-047
(1)
Disconnect the lower side strut from the strut spindle (Ref Wing Gear Side Strut Lower Spindle Removal).
S 222-048
(2)
Examine the worn limits of the spindle bolt for the lower side strut and the bushings.
(a)
Measure the parts if it is necessary and compare the measured dimension with the limit dimensions.
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
32-11-07
ALL ú ú 01 Page 209 ú Feb 18/01
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400
MAINTENANCE MANUAL
STRUT UPPER SIDE
SEE A LOWER JURY STRUT
UPPER JURY STRUT LOWER SIDE STRUT
2. BUSHING/BUSHING A
3. BUSHING BUSHING/ A
LOWER SIDE STRUT SPINDLE
A
LOWER SIDE STRUT
1. BOLT BUSHING/ LOWER SPINDLE
A-A
Figure 202 (Sheet 1) Wear Limits for the Lower Spindle
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
32-11-07
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.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
INDEX NO. PART NAME DIM. DESIGN LIMITS WEAR LIMITS REPLACE PART WORN REPAIR WORN PART INSTR REPAIR
DIAMETER 6DIM. WEAR PER-MITTED DIA MAX CLEAR-ANCE
MIN MAX
1 7 BUSHING ID 2.375 2.377 2.382 0.008 X 5
BOLT OD 2.373 2.374 2.370 X
2 7 BUSHING 1 5.215 5.225 5.289 0.084 X
BUSHING 2 5.154 5.205 5.141 X
3 7 BUSHING 3 2.507 2.518 2.546 0.040 X
BUSHING 4 2.498 2.506 2.478 X
LINEAR DISTANCE BETWEEN THE BOLT HEAD AND THE WASHER UNDER THE NUT.
LINEAR DISTANCE BETWEEN THE TOPS OF THE TWO OUTER BUSHINGS IN THE LOWER SIDE STRUT.
LINEAR DISTANCE BETWEEN THE TOPS OF THE TWO INNER BUSHINGS IN THE LOWER SIDE STRUT.
LINEAR DISTANCE BETWEEN THE TOPS OF THE TWO BUSHINGS IN THE LOWER SPINDLE.
YOU CAN REPAIR THIS PART. APPLY CHROME PLATE WITH A THICKNESS OF 0.010 INCH AND GRIND TO THE DESIGN LIMITS.
YOU CAN ACCEPT MORE WEAR ON EACH OF THESE PARTS IF THE CLEARANCE BETWEEN THE MATING PARTS IS NOT MORE THAN THE MAXIMUM CLEARANCE SHOWN.
THESE DIMENSIONS APPLY TO SIDE STRUTS WITH THESE PART NUMBERS: 65B19980-().
Wear Limits for the Lower Spindle
Figure 202 (Sheet 2)
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
32-11-07
ALL ú ú 01 Page 211 ú Oct 10/91
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400
MAINTENANCE MANUAL
(b) If the part is not in the tolerance, repair or replace it when it is necessary.
S 432-049
(3) Connect the lower side strut to the strut spindle (Ref Wing Gear Side Strut Lower Spindle Installation).
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
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 1(147)
