F. Prepare for the Leak Check
SUBTASK 47-00-00-860-024
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.
WARNING
DO NOT DISCONNECT THE COMPONENTS OF THE NITROGEN
GENERATION SYSTEM, OR DUCTS WHEN THE SYSTEM IS PRESSURIZED.
THE HOT, HIGH-PRESSURE AIR CAN CAUSE INJURIES TO PERSONNEL,
AND DAMAGE TO EQUIPMENT.
(1) Obey the Nitrogen Generation System (NGS) precautions (TASK 47-00-00-010-801).
SUBTASK 47-00-00-010-012
(2) Open these access panels:
Number Name/Location
192BL ECS Ram Air Inlet Mixing Duct Panel - Forward
192CL ECS Access Door
192DR ECS High Pressure Access Door
SUBTASK 47-00-00-790-014
(3) Do this task: Drain Cap - Fuel Leak Check, TASK 47-21-00-700-802.
SUBTASK 47-00-00-860-018
(4) Pressurize the pneumatic system (TASK 36-00-00-860-801).
(a) Make sure that these switches on the P5-10 panel are in the positions shown:
SWITCH POSITION
APU Bleed ON (if APU is running) if not, OFF
Left Pack HIGH
Right Pack OFF
ENG 1 Bleed ON (if engine is running) if not, OFF
ENG 2 Bleed ON (if engine is running) if not, OFF
Cabin Temp AUTO
ISLN Valve OPEN
ILF 568, 569, 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, 301, 304, 308, 310, 314, 315, 317-319, 323, 331-399, 406, 409, 410, 412, 424, 425, 427-429, 451,
501-504, 507, 512-514, 516, 518, 524, 531-533, 535, 537, 552-556, 560-562, 567, 804-807, 812, 821, 822, 831, 832,
836, 837, 841, 842, 851, 852, 857, 858, 947, 948 POST SB 737-47-1003
L RECIRC FAN AUTO
R RECIRC FAN AUTO
ILF 402, 452, 509, 510, 523, 525-528, 576, 577; ILF 151, 156-199, 401, 405, 416, 508, 536, 541, 542, 571-575, 671, 672,
686, 703, 707-710, 803, 808-811, 813, 854-856, 861-863, 871-874, 968-970, 972, 973 POST SB 737-47-1003
RECIRC FAN AUTO
737-600/700/800/900
AIRCRAFT MAINTENANCE MANUAL
47-00-00
Page 613
D633A101-ILF Oct 15/2019
ECCN 9E991 BOEING PROPRIETARY - Copyright © Unpublished Work - See title page for details
EFFECTIVITY
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
To Next Page
Loading...
