TASK 47-21-08-400-801
3. Upper Lightning Shield Installation
(Figure 401)
A. General
(1) This task has one or more steps which are a means to satisfy Critical Design Configuration
Control Limitation (CDCCL) requirements. A CDCCL note will follow the step to which it
applies. Any step or sub-step that precedes or follows a CDCCL identified step is not subject to
the CDCCL requirement.
(a) For important information on CDCCL requirements, refer to this task: Airworthiness
Limitation Precautions, TASK 47-00-00-910-802.
NOTE: This is applicable to Airworthiness Limitation 47-AWL-05.
B. References
Reference Title
20-30-80-910-801 General Cleaning of Metal (Series 80) (P/B 201)
47-00-00-910-802 Airworthiness Limitation Precautions (P/B 201)
SWPM 20-20-00 ELECTRICAL BONDING PROCESSES
C. Tools/Equipment
NOTE: When more than one tool part number is listed under the same "Reference" number, the
tools shown are alternates to each other within the same airplane series. Tool part numbers
that are replaced or non-procurable are preceded by "Opt:", which stands for Optional.
Reference Description
COM-1550 Bonding Meters - Approved, Intrinsically Safe (Approved for use in
Class I, Divisions I & II hazardous (classified) locations. Outside
these hazardous locations, COM-614 can be used in lieu of
COM-1550).
737-600, -700, -800
Part #: 620LK Supplier: 1CRL2
Part #: M1 Supplier: 3AD17
Part #: T477W (C15292) Supplier: 01014
Opt Part #: M1B Supplier: 3AD17
D. Consumable Materials
Reference Description Specification
A00247 Sealant - Pressure And Environmental -
Chromate Type
BMS5-95
A02315 Sealant - Low Density, Synthetic Rubber. 2
Part
BMS5-142 Type II
E. Location Zones
Zone Area
134 Main Landing Gear Wheel Well, Body Station 663.75 to Body Station 727.00 - Right
551 Left Wing - Rear Spar To Landing Gear Support Beam
F. Prepare for Installation
SUBTASK 47-21-08-010-004
(1) Go into the left wheel well.
(a) Go to the upper lightning shield [1] location.
NOTE: The upper lightning shield [1] is on the rear spar, above the flame arrestor.
737-600/700/800/900
AIRCRAFT MAINTENANCE MANUAL
47-21-08
Page 407
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ECCN 9E991 BOEING PROPRIETARY - Copyright © Unpublished Work - See title page for details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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