ILF 402, 452, 509, 510, 523, 525-528, 568, 569, 576, 577, 581, 583, 585, 588-590, 592-599, 601-603, 606, 607,
610-615, 620, 625-627, 691-699, 833-835, 838, 971, 980-999; ILF 101, 151, 156-199, 301, 304, 308, 310, 314, 315,
317-319, 323, 331-399, 401, 405, 406, 409, 410, 412, 416, 424, 425, 427-429, 451, 501-504, 507, 508, 512-514, 516,
518, 524, 531-533, 535-537, 541, 542, 552-556, 560-562, 567, 571-575, 671, 672, 686, 703, 707-710, 803-813, 821,
822, 831, 832, 836, 837, 841, 842, 851, 852, 854-858, 861-863, 871-874, 947, 948, 968-970, 972, 973 POST SB
737-47-1003 (Continued)
(Continued)
Zone Area
551 Left Wing - Rear Spar To Landing Gear Support Beam
F. Prepare for the Installation
SUBTASK 47-21-08-010-003
(1) Go into the left wheel well.
(a) Go to the lower lightning shield [5] location.
NOTE: The lower lightning shield [5] is on the rear spar.
G. Install the Lower Lightning Shield
SUBTASK 47-21-08-100-001
(1) Remove the used sealant from the electrical bracket.
SUBTASK 47-21-08-110-002
(2) To clean the components, do this task: General Cleaning of Metal (Series 80),
TASK 20-30-80-910-801.
SUBTASK 47-21-08-110-001
47-AWL-05: CDCCL
(3) Apply a fay sealed fay surface bond to these components (SWPM 20-20-00):
NOTE: CDCCL - Refer to the task: Airworthiness Limitation Precautions,
TASK 47-00-00-910-802, for important information on Critical Design Configuration
Control Limitations (CDCCLs).
NOTE: This is applicable to Airworthiness Limitation 47-AWL-05.
47-AWL-05: CDCCL
(a) Mating surfaces of the lower lightning shield [5] and the attach bracket.
NOTE: CDCCL - Refer to the task: Airworthiness Limitation Precautions,
TASK 47-00-00-910-802, for important information on Critical Design
Configuration Control Limitations (CDCCLs).
NOTE: This is applicable to Airworthiness Limitation 47-AWL-05.
47-AWL-05: CDCCL
(b) Mating surfaces of the attach bracket (if the attach bracket was removed) and the vertical
stiffener.
NOTE: CDCCL - Refer to the task: Airworthiness Limitation Precautions,
TASK 47-00-00-910-802, for important information on Critical Design
Configuration Control Limitations (CDCCLs).
NOTE: This is applicable to Airworthiness Limitation 47-AWL-05.
SUBTASK 47-21-08-430-001
(4) Do these steps to install the lower lightning shield [5].
(a) Install four washers [7], two cap screws [6] , and two nuts [8] that attach the lower
lightning shield [5] to the attach bracket.
737-600/700/800/900
AIRCRAFT MAINTENANCE MANUAL
47-21-08
Page 414
D633A101-ILF Oct 15/2019
ECCN 9E991 BOEING PROPRIETARY - Copyright © Unpublished Work - See title page for details
EFFECTIVITY
ILF 402, 451, 452, 503, 504, 509, 510, 514, 523-528, 541, 563, 564, 567-569, 574-577, 581, 583, 585, 588-590,
592-599, 601-603, 606, 607, 610-615, 620, 625-627, 691-699, 832-835, 838, 856, 971-973, 980-999; ILF 101,
151, 156-199, 301, 304, 308, 310, 314, 315, 317-319, 323, 331-399, 401, 405, 406, 409, 410, 412, 416, 424,
425, 427-429, 501, 502, 507, 508, 512, 513, 516, 518, 531-533, 535-537, 542, 552-556, 571-573, 686, 703,
707-710, 803-813, 821, 822, 831, 836, 837, 841, 842, 851, 852, 854, 855, 861-863, 871-874 (POST SB
737-47-1002 OR POST SB 737-47-1003) AND (POST SB 737-47-1002 OR POST SB 737-47-1003 OR POST
SB 737-47-1015); ILF 491-493, 515, 519, 520, 530, 557, 559 POST SB 737-47-1002; ILF 560-562, 671, 672,
857, 858, 947, 948, 968-970 POST SB 737-47-1003
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