SUBTASK 53-31-31-420-038
(25) Adjust and trim the ends of the rub guide where it is necessary to keep 0.03 ±0.01 inch
clearance between each end of the rub guide and the track.
SUBTASK 53-31-31-420-037
(26) Manually put the leading edge of the stabilizer to the full up position.
SUBTASK 53-31-31-210-008
(27) Make sure that the double flush rivet at the uppermost corner of the seal plates is not out more
than 0.003 in. (0.076 mm).
NOTE: If the rivet touches the body structure, cut the driven head until it does not touch the
body structure.
F. Put the Airplane to Its Usual Condition
SUBTASK 53-31-31-020-021
(1) Remove all the protective tapes and the covers.
SUBTASK 53-31-31-160-002
(2) Clean up the area.
SUBTASK 53-31-31-420-036
(3) Install the center track strips [3].
SUBTASK 53-31-31-080-003-002
(4) Remove the lock, SPL-1672 from the stabilizer trim wheel at the control stand.
SUBTASK 53-31-31-860-035-002
(5) Set the stabilizer trim cutout switches to the NORMAL position.
SUBTASK 53-31-31-860-034-002
(6) Remove the safety tags and close these circuit breakers:
CAPT Electrical System Panel, P18-1
Row Col Number Name
C 2 C00849 AFCS STABILIZER TRIM
CAPT Electrical System Panel, P18-2
Row Col Number Name
C 8 C00544 FLIGHT RECORDER POSITION SENSOR
CAPT Electrical System Panel, P18-3
Row Col Number Name
A 15 C00644 EXTERIOR LIGHTING LOGO ILLUM
F/O Electrical System Panel, P6-2
Row Col Number Name
B 10 C00207 FLIGHT CONTROL STAB TRIM CONT
D 10 C00840 FLIGHT CONTROL STAB TRIM ACTUATOR
SUBTASK 53-31-31-730-001-002
(7) Do this task: Put the Elevator Hydraulic systems A and B Back to the Condition Before the
Pressurization, TASK 27-31-00-840-801.
END OF TASK
737-600/700/800/900
AIRCRAFT MAINTENANCE MANUAL
53-31-31
Config 2
Page 405
D633A101-ILF Jun 15/2019
ECCN 9E991 BOEING PROPRIETARY - Copyright © Unpublished Work - See title page for details
EFFECTIVITY
ILF 101, 151, 156-199, 332-399, 401, 402, 412, 425, 452, 491-500, 509, 510, 523, 525-528,
530, 553-557, 559-564, 567-569, 573-577, 581, 583, 585, 588-590, 592-599, 601-603, 606,
607, 610-615, 620, 625-627, 671, 672, 686, 691-699, 804-813, 821, 822, 831-838, 841,
842, 851, 852, 854-858, 861-863, 871-874, 947, 948, 968-973, 980-999; ILF 301, 304, 308,
310, 314, 315, 317-319, 323, 331, 405, 406, 409, 410, 416, 424, 427-429, 451, 501-504,
507, 508, 512-516, 518-520, 524, 531-533, 535-537, 541, 542, 552, 571, 572, 703,
707-710, 803 POST SB 737-53-1252
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