SUBJECT
CHAPTER
SECTION
SUBJECT CONF PAGE EFFECT
Float Valve Installation
TASK 47-21-02-420-801
406
ILF 402, 451, 452, 494-500, 503, 504, 509, 510,
514, 523-528, 541, 560-564, 567-569, 574-577,
581, 583, 585, 588-590, 592-599, 601-603, 606,
607, 610-615, 620, 625-627, 671, 672, 691-699,
832-835, 838, 856-858, 947, 948, 968-973,
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 OR
POST SB 737-47-1015; ILF 491-493, 515, 519,
520, 530, 557, 559 POST SB 737-47-1002 OR
POST SB 737-47-1015
BACKFLOW CHECK VALVE -
REMOVAL/INSTALLATION
47-21-04 401
ILF 402, 451, 452, 494-500, 503, 504, 509, 510,
514, 523-528, 541, 560-564, 567-569, 574-577,
581, 583, 585, 588-590, 592-599, 601-603, 606,
607, 610-615, 620, 625-627, 671, 672, 691-699,
832-835, 838, 856-858, 947, 948, 968-973,
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 OR
POST SB 737-47-1015; ILF 491-493, 515, 519,
520, 530, 557, 559 POST SB 737-47-1002 OR
POST SB 737-47-1015
Primary Backflow Prevention Check Valve
Removal
TASK 47-21-04-000-801
401
ILF 402, 451, 452, 494-500, 503, 504, 509, 510,
514, 523-528, 541, 560-564, 567-569, 574-577,
581, 583, 585, 588-590, 592-599, 601-603, 606,
607, 610-615, 620, 625-627, 671, 672, 691-699,
832-835, 838, 856-858, 947, 948, 968-973,
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 OR
POST SB 737-47-1015; ILF 491-493, 515, 519,
520, 530, 557, 559 POST SB 737-47-1002 OR
POST SB 737-47-1015
Primary Backflow Prevention Check Valve
Installation
TASK 47-21-04-400-801
407
ILF 402, 451, 452, 494-500, 503, 504, 509, 510,
514, 523-528, 541, 560-564, 567-569, 574-577,
581, 583, 585, 588-590, 592-599, 601-603, 606,
607, 610-615, 620, 625-627, 671, 672, 691-699,
832-835, 838, 856-858, 947, 948, 968-973,
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 OR
POST SB 737-47-1015; ILF 491-493, 515, 519,
520, 530, 557, 559 POST SB 737-47-1002 OR
POST SB 737-47-1015
737-600/700/800/900
AIRCRAFT MAINTENANCE MANUAL
CHAPTER 47
INERT GAS SYSTEM
47-CONTENTS
Page 11
D633A101-ILF Oct 15/2019
ECCN 9E991 BOEING PROPRIETARY - Copyright © Unpublished Work - See title page for details
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