SUBTASK 47-32-05-020-002
(5) Do these steps to remove the bonding jumper [2]:
(a) Remove the sealant from the ram air valve [1] at the bonding tab location.
(b) Remove the bolt [11], washer [12], bonding jumper [2] and nut [14].
1) Keep the bolt [11], washer [12], bonding jumper [2] and nut [14] for the installation.
SUBTASK 47-32-05-020-001
(6) Do these steps to disconnect the ram air valve [1]:
(a) Disconnect the muscle air line [4] from the ram air valve [1].
(b) Disconnect the coupling [8] on the flexible hose [7] side.
1) Keep the coupling [8] for the installation.
2) Remove and discard the two O-rings [9]
(c) Loosen the hose clamp [6].
(d) Disconnect the flexible hose [7] from the exhaust duct [5].
1) Keep the flexible hose [7] and the hose clamp [6] for the installation.
(e) Hold the ram air valve [1] in its position.
(f) Disconnect the coupling [13] from the heat exchanger.
1) Keep the coupling [13] for installation.
(g) Remove the ram air valve [1].
(h) Remove the seal [15].
SUBTASK 47-32-05-490-001
(7) Install protective covers on the heat exchanger and the exhaust duct [5].
END OF TASK
737-600/700/800/900
AIRCRAFT MAINTENANCE MANUAL
47-32-05
Page 403
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ECCN 9E991 BOEING PROPRIETARY - Copyright © Unpublished Work - See title page for details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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