(c)
The removal of the flap track fairings
(d)
The removal of the foreflap
(e)
The removal of the outboard flap.
(2)
The installation procedure has these parts:
(a)
The installation of the flap
(b)
The installation of the foreflap
(c)
The retraction of the flaps
(d)
The retraction of the spoilers
(e)
An adjustment of the flaps.
B.
The top leading edge of the foreflap and midflap have an abrasion resistant teflon layer for protection.
TASK 27-51-34-004-001
2. Outboard Trailing Edge Flap Removal (Fig. 401)___________________________________
A. Special Tools and Equipment
(1)
Trailing Edge Flaps Sling Assembly - F80213-78
(2)
Flap Drive Screw Support Assembly - F80057-1
(3)
Flight Spoiler Ground Lock set - C27001-24
B.
References
(1)
AMM 27-51-00/201, Trailing Edge Flap Systems
(2)
AMM 27-51-37/401, Outboard Foreflap
(3)
AMM 27-51-52/401, Outboard Flap Track Fairings
C.
Access
(1)
Location Zone 307, 407 Wing Trailing Edge Outboard Flap and Spoilers
D.
Prepare for the Removal
(1)
Do this task: "Supply Hydraulic Power" (AMM 27-51-00/201).
S 864-003
(2)
Put the flap control lever in the 40-unit detent to extend the flaps.
(3)
Put the speed brake lever in the UP position to lift the spoilers.
S 864-002
S 864-004
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27-51-34
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500
MAINTENANCE MANUAL
SEE A
SEE A
FOREFLAP LINK
FLAP DRIVE FOREFLAP SCREW TRACK
FLAP
FITTING
TRACK SEE BFLAP TRANSMISSION ASSEMBLY MIDFLAP
AFTFLAP
AFTFLAP PUSHROD
FLAP TRACK FAIRING SUPPORT ARM
AFTFLAP
CARRIAGE
FOREFLAP
FWD
INBD LEFT FLAP SHOWN
(RIGHT SIDE OPPOSITE)
A
Outboard Trailing Edge Flap Installation Figure 401 (Sheet 1)
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27-51-34
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A 737-300/400/500MAINTENANCE MANUAL
B-B
MIDFLAP CARRIAGE
Outboard Trailing Edge Flap Installation
Figure 401 (Sheet 2)
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
S 494-005
(4)
Install the spoiler actuator locking tools.
S 864-006
(5)
Do this task: "Remove Hydraulic Power" (AMM 27-51-00/201).
S 014-007
(6)
Do this task: "Outboard Flap Track Fairing Removal"
(AMM 27-51-52/401).
E.
Remove the Outboard Trailing Edge Flap
S 034-008
(1)
Do this task: "Outboard Foreflap Removal" (AMM 27-51-37/401).
S 494-009
(2)
Install the sling assembly on the flap at the access panels 8204 or 8704 to hold the weight of the flap.
S 034-010
(3)
Disconnect the ballscrews from the flap (Fig. 403):
(a)
Install the flap drive screw support assembly.
NOTE: Make sure the ballscrew nut stays in the same position.
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