SUBTASK 47-21-08-765-002
47-AWL-05: CDCCL
(5) Measure the electrical bonding resistance between the upper lightning shield [1] and the rear
spar web (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.
(a) Use an intrinsically safe approved bonding meter, COM-1550, to make the measurement.
47-AWL-05: CDCCL
(b) Make sure the electrical bonding resistance is 0.0010 ohm (1.0 milliohm) or less.
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 47-21-08-860-003
(6) Apply a fillet seal with sealant, A00247, or sealant, A02315, on the collars [20] and bolt heads
of the bolt [21] and the upper lightning shield [1].
END OF TASK
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
TASK 47-21-08-000-802
4. Lower Lightning Shield Removal
(Figure 402)
A. References
Reference Title
47-00-00-010-801 Nitrogen Generation System (NGS) Precautions (P/B 201)
B. Location Zones
Zone Area
133 Main Landing Gear Wheel Well, Body Station 663.75 to Body Station 727.00 - Left
551 Left Wing - Rear Spar To Landing Gear Support Beam
C. Prepare for the Removal
SUBTASK 47-21-08-860-001
WARNING
DO NOT TOUCH THE COMPONENTS OF THE NITROGEN GENERATION
SYSTEM WHEN THEY ARE HOT. WHEN THE COMPONENTS ARE HOT,
THEY CAN CAUSE INJURIES TO PERSONNEL.
737-600/700/800/900
AIRCRAFT MAINTENANCE MANUAL
47-21-08
Page 409
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ECCN 9E991 BOEING PROPRIETARY - Copyright © Unpublished Work - See title page for details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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