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b) Change the position of the adjustment fitting [54].
c) Engage the locking washer [56] with the bellcrank assembly [19].
d) Tighten the nuts [55] on the adjustment fitting [54].
e) Install lockwire on the nuts [56].
(b) Apply grease, D00633 to the shank of the bolt [21].
NOTE: Make sure you do not get grease, D00633 on the threads of the bolt [21].
(c) Put the bellcrank assembly [19] in its position on the carriage assembly [1].
(d) Install the bolt [21] and washer [22] that attach the bellcrank assembly [19] to the carriage
assembly [1].
(e) Carefully clean all of the grease, D00633 from the threads of the bolt [21].
(f) Install the nut [24] and washer [23] on the bolt [21].
GUN 013-099, 102-122; GUN 001-012, 101, 155-157, 201-999 POST SB 737-57-1278
(g) Tighten the nut [24] to 760-840 pound-inches (96-121 newton-meters).
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GUN 013-099, 102-122; GUN 001-012, 101, 155-157, 201-999 POST SB 737-57-1278 (Continued)
GUN 001-012, 101, 155-157, 201-999 PRE SB 737-57-1278
(h) Tighten the nut [24] to 240-410 pound-inches (27-46 newton-meters).
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(i) Install the pin [25] in the nut [24].
(j) Attach the rubcap [17] to the bellcrank assembly [19] with the bolt [20], bolt [26], washers
[27] and nuts [28].
SUBTASK 27-51-23-420-006
(8) Connect the aft flap pushrod [16] to the aft flap [3]:
(a) Apply grease, D00633 to the shank of the bolt [9] and the inside of the bushing [11].
NOTE: Make sure you do not get grease, D00633 on the threads of the bolt [9].
(b) Install the bushing [11], bolt [9] and washer [10] to attach the aft flap pushrod [16] to the aft
flap [3].
NOTE: Make sure the head of the bolt [9] is inboard.
(c) Carefully clean all of the grease, D00633 from the threads of the bolt [9].
(d) Install the nut [13] and washer [12] on the bolt [9].
(e) Tighten the nut [13] to 65-100 pound-inches (7.4-11.2 newton-meters).
(f) Install the pin [14] in the nut [13].
G. Put the Airplane Back to Its Usual Condition
SUBTASK 27-51-23-420-007
(1) Do this task: Outboard Trailing Edge Flap Installation, TASK 27-51-21-400-801.
SUBTASK 27-51-23-440-001
(2) Do this task: Trailing Edge Flap System Reactivation, TASK 27-51-00-440-801.
------------------------- END OF TASK ---------------------------
TASK 27-51-23-000-802
4. Outboard Flap Inboard Carriage Removal
(Figure 402)
A. General
(1) This task is applicable to the flap carriages at flap supports No. 2 and 7.
B. References
Reference Title
27-51-00-040-801 Trailing Edge Flap System Deactivation (P/B 201)
27-51-21-000-801 Outboard Trailing Edge Flap Removal (P/B 401)
C. Location Zones
Zone Area
543 Left Wing - Fairing Flap Support No. 2
567 Left Wing - Outboard Flap
643 Right Wing - Fairing Flap Support No. 7
667 Right Wing - Outboard Flap
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D. Prepare for the Removal
SUBTASK 27-51-23-040-002
(1) Do this task: Trailing Edge Flap System Deactivation, TASK 27-51-00-040-801.
SUBTASK 27-51-23-020-009
(2) Do this task: Outboard Trailing Edge Flap Removal, TASK 27-51-21-000-801.
E. Inboard Flap Inboard Carriage Removal
SUBTASK 27-51-23-020-010
(1) Remove the nut [81], washer [80], washer [78], bolt [77] and bushing [79] that attach the aft flap
pushrod [84] to the aft flap [3].
SUBTASK 27-51-23-020-011
(2) Remove the bellcrank assembly [85] from the carriage assembly [71]:
NOTE: You can remove the aft flap drive rod [87] and the aft flap pushrod [84] with the
bellcrank assembly [85].
(a) Remove the nuts [96], washers [95], bolt [88] and bolt [94] that attach the rubcap [86] to the
bellcrank assembly [85].
(b) Remove the nut [92], washer [91], washer [90] and bolt [89] that attach the bellcrank
assembly [85] to the carriage assembly [71].
(c) Measure and record the distance between the center of the bolt hole in the adjustment
fitting [122] and the bellcrank assembly [85].
NOTE: This distance is referred to as Dimension A. This dimension will be used during
the installation of the bellcrank assembly [85].
SUBTASK 27-51-23-980-002
(3) Manually extend the aft flap [3] away from the main flap [2].
SUBTASK 27-51-23-010-002
(4) Remove the leading edge skin panel [100] from the main flap [2] forward of the carriage
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737-600-700-800-900 飞机维护手册5 AIRCRAFT MAINTENANCE MANUA(7)
