WARNING
DO NOT GET SOLVENTS IN YOUR MOUTH, YOUR EYES, OR ON YOUR
SKIN. DO NOT BREATHE THE FUMES FROM SOLVENTS. SOLVENTS
ARE DANGEROUS MATERIALS. SOLVENTS CAN BE FLAMMABLE.
OBEY THE MATERIAL SAFETY DATA SHEETS (MSDS) FOR SOLVENTS.
OBEY LOCAL REGULATIONS FOR THE CORRECT PROCEDURES TO
USE OR DISCARD SOLVENTS. SOLVENTS CAN CAUSE INJURIES TO
PERSONNEL AND DAMAGE TO EQUIPMENT.
(a) Clean all mating surfaces with solvent, B00184 or solvent, B00666 (AIRPLANE
STRUCTURE CLEANING SOLVENTS (Series 88) - MAINTENANCE PRACTICES,
PAGEBLOCK 20-30-88/201).
(b) Apply one layer of BMS 3-23, corrosion inhibiting compound, G00009 to the surface of
the structure.
ILF 319, 323, 496-500, 519, 560-564, 567-569, 581, 583, 585, 588-590, 592-599, 601-603, 606, 607,
610-615, 620, 625-627, 671, 672, 691-699, 833-835, 838, 948, 968-973, 980-999; ILF 101, 151, 156-199,
301, 304, 308, 310, 314, 315, 317, 318, 331-399, 401, 402, 405, 406, 409, 410, 412, 416, 424, 425,
427-429, 451, 452, 491-495, 501-504, 507-510, 512-516, 518, 520, 523-528, 530-533, 535-537, 541,
542, 552-557, 559, 571-577, 686, 703, 707-710, 803-813, 821, 822, 831, 832, 836, 837, 841, 842, 851,
852, 854-858, 861-863, 871-874, 947 POST SB 737-53-1276
(c) Install the gasket [12] as follows:
1) Install the gasket [12] until its outboard edge aligns with the outboard edge of the
holes on the scuff plate [7].
(d) Install the HI-TAK Tape, G50734 [10] as follows:
1) Install the forward edge HI-TAK Tape, G50734 [10] to align with the forward edge
holes on the scuff plate [7].
2) Install the inboard edge HI-TAK Tape, G50734 [10] to align with the inboard edge
holes of the scuff plate [7].
3) Install the aft edge HI-TAK Tape, G50734 [10] to align with the aft edge holes on the
scuff plate [7].
4) Install the middle strip HI-TAK Tape, G50734 [10] on the center of the rail.
NOTE: The HI-TAK Tape, G50734 [10] can hang along the center of the scuff
plate [7].
ILF ALL
(e) Install the scuff plate [7] in its position.
(f) Install the screws [8] that attach the scuff plate [7] to the structure.
1) Apply BMS 5–95, P/S 870 Class B-1/2 sealant, A50250 or sealant, A50419 Class
B-2 to the screws [8].
2) Torque the screws [8] to an 18 in-lb (2 N·m) to 22 in-lb (2 N·m).
SUBTASK 53-11-02-420-003
(3) Install the forward and aft scuff plates [2].
737-600/700/800/900
AIRCRAFT MAINTENANCE MANUAL
53-11-02
Page 408
D633A101-ILF Oct 15/2019
ECCN 9E991 BOEING PROPRIETARY - Copyright © Unpublished Work - See title page for details
EFFECTIVITY
ILF ALL
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