SUBTASK 47-11-01-420-009
(4) Do these steps to connect the clamp [11] (Figure 402, View F):
(a) Apply epoxy primer, C50285, to the contact surfaces on the clamp [11].
WARNING
KRYTOX 240AC IS AN AGENT THAT IS POISONOUS AND AN IRRITANT.
MAKE SURE ALL PERSONS OBEY THE PRECAUTIONS WHEN KRYTOX
240AC IS USED.
• DO NOT USE IN AREAS WHERE THERE IS HIGH HEAT, SPARKS, OR
FLAMES.
• CLOSE THE CONTAINER WHEN NOT USED.
• DO NOT GET KRYTOX 240AC IN THE EYES, ON THE SKIN, OR ON
YOUR CLOTHES.
• DO NOT BREATHE THE GAS.
• DO NOT EAT KRYTOX 240AC.
(b) Apply a thin layer of Krytox 240AC perfluoropolyether grease, D50063, to the new
O-ring [12].
(c) Install the new O-ring [12] and clamp [11] between the inlet port, on the air separation
module [1], and the overtemperature shutoff valve [10].
(d) Tighten the clamp [11] to 47 ±3 in-lb (5.3 ±0.3 N·m)
SUBTASK 47-11-01-420-010
(5) Connect the aft part of the NEADS duct [27] to the rear spar (Figure 402, View B).
SUBTASK 47-11-01-420-011
(6) Connect the aft part of the muscle air duct [9] to the air supply duct (Figure 402, View B).
SUBTASK 47-11-01-420-012
(7) Connect the oxygen sensor tube [47] to the high flow valve [14] (Figure 402, View D).
SUBTASK 47-11-01-420-013
(8) Do these steps to connect the tube [46] and bonding jumpers (Figure 402, View C):
(a) Connect the tube [46] to the reducer tee on the NEADS duct [27].
(b) Prepare these components for an electrical mating surface bond (SWPM 20-20-00):
1) Clean the contact surfaces on the NEADS duct [27].
NOTE: Where the two clamps [42] are installed.
2) Contact surfaces on both clamps [42].
3) bonding jumper [41]
4) bonding jumper [45]
(c) Install the bolt [40], washers [44], and bonding jumper [41] to the clamp [42].
NOTE: Located aft of the reducer tee.
(d) Install the bolt [40], washers [44], and bonding jumper [45] to the clamp [42].
NOTE: Located forward of the swivel tee.
SUBTASK 47-11-01-420-014
(9) Do these steps to install the bonding jumper [56]:
(a) Prepare the bonding jumper [56] and jumper tab [61] for an electrical mating surface
bond (SWPM 20-20-00):
737-600/700/800/900
AIRCRAFT MAINTENANCE MANUAL
47-11-01
Page 443
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ECCN 9E991 BOEING PROPRIETARY - Copyright © Unpublished Work - See title page for details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
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