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 53-31-21-860-002
(3) Install the lock, SPL-1672 on the stabilizer trim wheel at the control stand, (Figure 402).
(a) Adjust the height of the trim lock to put the trim wheel handle correctly on the yoke.
(b) Install the pin through the yoke.
(c) Install the safety pin.
SUBTASK 53-31-21-010-002
(4) Open this access panel:
Number Name/Location
311BL Stabilizer Trim Access Door
SUBTASK 53-31-21-010-003
(5) Get access to the vortex generator fasteners from inside the fuselage.
NOTE: The leading edge of the horizontal stabilizer may be moved farther down by turning the
handwheel by hand if needed.
(a) Go on the horizontal stabilizer torque box to reach the fasteners.
E. Removal Procedure
SUBTASK 53-31-21-010-004
(1) Remove the 13 bolts [2] which hold the vortex generator assembly [1] to the fuselage,
(Figure 401).
SUBTASK 53-31-21-020-001
(2) Remove the generator assembly [1] with a hardwood hard resin phenolic scraper, STD-1064.
END OF TASK
TASK 53-31-21-400-801
3. Vortex Generator Installation
(Figure 401)
A. Tools/Equipment
NOTE: When more than one tool part number is listed under the same "Reference" number, the
tools shown are alternates to each other within the same airplane series. Tool part numbers
that are replaced or non-procurable are preceded by "Opt:", which stands for Optional.
Reference Description
SPL-1672 Assembly - Lock, Stabilizer Trim
737-600, -700, -800
Part #: F71336-501 Supplier: 81205
STD-1064
Scraper - Phenolic, Hard Resin
B. Consumable Materials
Reference Description Specification
A00247 Sealant - Pressure And Environmental -
Chromate Type
BMS5-95
737-600/700/800/900
AIRCRAFT MAINTENANCE MANUAL
53-31-21
Page 402
D633A101-ILF Feb 15/2017
ECCN 9E991 BOEING PROPRIETARY - Copyright © Unpublished Work - See title page for details
EFFECTIVITY
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