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B. References
Reference Title
12-22-51-640-805 Outboard Flap Outboard Ballscrew and Gimbal Lubrication (P/B 301)
27-51-00-440-801 Trailing Edge Flap System Reactivation (P/B 201)
27-51-00-820-802 Trailing Edge Flap Drive System Adjustment (P/B 501)
27-51-00-860-801 Trailing Edge Flap System Operation With Primary Control (P/B 201)
27-51-28-400-802 Outboard Flap Outboard Support Aft Fairing Installation (P/B 401)
27-58-01-400-801 Flap Position Transmitter Installation (P/B 401)
29-11-00-860-801 Hydraulic System A or B Pressurization (P/B 201)
29-11-00-860-805 Hydraulic System A or B Power Removal (P/B 201)
C. Consumable Materials
Reference Description Specification
C00913 Compound - Nondrying Resin Mix Corrosion
Inhibiting Material
BMS3-27
D00633 Grease - Aircraft General Purpose BMS3-33
D. Expendables/Parts
AMM Item Description AIPC Reference AIPC Effectivity
2 Ballscrew assembly 27-51-42-01-120 GUN 001-007, 155-157,
201-999
4 Transmission assembly 27-51-41-10-120 GUN 001-007, 155-157,
201-999
27-51-41-10-125 GUN 001-007, 155-157,
201-999
36 Pin 57-52-00-05-030 GUN 001-028, 101-121,
155-157, 201-999
E. Location Zones
Zone Area
544 Left Wing - Fairing Flap Support No. 1
567 Left Wing - Outboard Flap
644 Right Wing - Fairing Flap Support No. 8
667 Right Wing - Outboard Flap
F. Outboard Flap Outboard Transmission Installation
SUBTASK 27-51-41-420-001
(1) Install the transmission assembly [4]:
NOTE: The transmission assembly [4] weighs approximately 50 pounds (23 kilograms).
(a) Apply a thin layer of compound, C00913 to the mating surfaces of the transmission
assembly [4], the transmission attach fitting [3], the drive rod attach fitting [37] and the wire
bracket [26].
(b) Apply a layer of compound, C00913 to the bolt holes in the transmission assembly [4].
737-600/700/800/900
AIRCRAFT MAINTENANCE MANUAL
EFFECTIVITY
GUN ALL 27-51-41
Page 409
Oct 10/2007
D633A101-GUN
BOEING PROPRIETARY - Copyright#Unpublished Work - See title page for details
(c) Apply a layer of compound, C00913 to the shank and threads of the bolts [27], bolt [38] and
bolt [39].
(d) Carefully lift the transmission assembly [4] to its position on the transmission attach fitting
[3].
(e) Put the drive rod attach fitting [37] in its position on the transmission assembly [4] and
install the bolt [38] and bolt [39] and washers [28] through the lower bolt holes.
(f) Loosely install the washers [29] and nuts [30] on the bolt [38] and bolt [39] to hold the
transmission assembly [4].
(g) Put the wire bracket [26] in its position on the transmission assembly [4].
(h) Install the bolts [27], washers [28], washers [29] and nuts [30] to attach the transmission
assembly [4] and the wire bracket [26].
(i) Tighten the nuts [30] to 500-550 pound-inches (56.5-62.1 newton-meters) more than the runon
torque.
SUBTASK 27-51-41-420-002
(2) Connect the ballscrew assembly [2] to the yoke [5] on the transmission assembly [4]:
(a) Turn the ballscrew nut [19] until it is at the forward end of the ballscrew assembly [2].
(b) Apply a layer of grease, D00633 to the mating surfaces of the yoke [5] and the ballscrew
assembly [2].
(c) Put the ballscrew assembly [2] into the yoke [5].
(d) Apply a layer of grease, D00633 to the shank and threads of the bolts [21].
(e) Install the bolts [21], washers [22], washers [23] and nuts [24] to attach the ballscrew
assembly [2] to the yoke [5].
(f) Make sure the ballscrew assembly [2] is installed correctly in the yoke [5]:
1) Turn the transmission assembly [4] until the nut [40] on the U-joint [25] is down.
2) Turn the ballscrew nut [19] until the upstop is 1808 from the upstop [41] on the yoke [5].
3) If the ball returns [18] on the ballscrew nut [19] are not on the outboard side, change the
position of the ballscrew assembly [2]:
a) Remove the nuts [24], washers [23], washers [22] and bolts [21] that attach the
ballscrew assembly [2] to the yoke [5].
b) Turn the ballscrew assembly [2] 1808 in the yoke [5].
c) Install the bolts [21], washers [22], washers [23] and nuts [24].
(g) Tighten the nuts [24] to 100-120 pound-inches (11.3-13.5 newton-meters) more than the runon
torque.
SUBTASK 27-51-41-420-003
(3) Connect the ballscrew assembly [2] with the gimbal [13] to the carriage [1]:
(a) Move the gimbal [13] aft on the ballscrew assembly [2] until it is at the downstop [7].
(b) On transmission No. 1, make sure the ball returns [18] on the ballscrew nut [19] are
outboard and the grease vent is on the lower side.
(c) On transmission No. 8, make sure the ball returns [18] on the ballscrew nut [19] are inboard
　
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