2.
BUSHING/BOLT
3.
TRACK/BOLT
AFT TRACK SUPPORT FITTING
4. BUSHING/BOLT WING SKIN
ANTI-FRET STRIP TAPERED SHIM FLAP TRACK
5. BUSHING/BOLT
A-A
(INBOARD FLAP TRACK) (OUTBOARD FLAP TRACK) B-B B-B
NO. INDEX PART NAME DIM. DESIGN LIMITS WEAR LIMITS PART WORN REPLACE PART WORN REPAIR INSTR REPAIR
DIAMETER PER-MITTED WEAR DIM. ANCE CLEAR-MAX DIA
MIN MAX
1 FITTING ID 0.5613 0.5621 X
2 BUSHING OD 0.0100 X
2 BUSHING ID 0.4370 0.4420 0.4470 0.0100 X
BOLT OD 0.4365 0.4370 0.4270 X
Outboard Flap Track Wear Limits
Figure 601 (Sheet 2)
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A
737-300/400/500
MAINTENANCE MANUAL
THE LOOSE FIT BUSHING PROVIDES 0.062 INCH NOMINAL CLEARANCE BETWEEN THE BUSHING AND THE FITTING.
NO BUSHING BETWEEN THE BOLT AND THE TRACK PROVIDES 0.074 INCH NOMINAL CLEARANCE BETWEEN THE BOLT
AND THE TRACK.
IF PRESS FIT BUSHINGS IN THE FORWARD SUPPORT FITTING HAVE BEEN REPLACED, REAM THE BUSHINGS TO
THE DESIGN LIMITS.
SEE OHM 57-53-15 FOR THE FLAP TRACK SURFACE WEAR LIMITS.
Outboard Flap Track Wear Limits
Figure 601 (Sheet 3)
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737-300/400/500MAINTENANCE MANUAL
OUTBOARD FLAP TRACK FAIRINGS - REMOVAL/INSTALLATION
___________________________________________________
1. General_______
A. There are two tasks in this procedure. There is one task for the removal and one task for the installation of an outboard flap track fairing.
B. The fairings for the flap tracks on the outboard trailing edge flaps have three parts. These three parts are a forward (fixed) fairing, a center (movable) fairing, and an aft fairing that is attached to the center fairing.
C. This procedure gives instructions for the removal and the installation of a center (movable) flap track fairing on the outboard trailing edge flaps.
TASK 27-51-52-004-001
2. Outboard Flap Track Center Fairing Removal__________________________________________
A. References
(1)
27-51-00/201, Trailing Edge Flap System
(2)
29-15-00/201, Hydraulic System A, B, and Standby
B.
Access
(1)
Location Zone 307, 407 Wing Trailing Edge, Outboard Flap and Spoilers
(2)
Access Panels
Center Fairing Access Panel
C.
Prepare for the Removal
S 864-002
WARNING: MAKE SURE THAT PERSONS AND EQUIPMENT ARE CLEAR OF ALL CONTROL
_______ SURFACES BEFORE YOU SUPPLY HYDRAULIC POWER. AILERONS, RUDDERS, ELEVATORS, FLAPS, SPOILERS, LANDING GEAR, AND THRUST REVERSERS CAN MOVE QUICKLY WHEN YOU SUPPLY HYDRAULIC POWER. THIS CAN CAUSE INJURY TO PERSONS AND DAMAGE TO EQUIPMENT.
(1) Do this task to pressurize hydraulic system B: "Pressurize Hydraulic System A, B, or Standby" (Ref 29-15-00/201).
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
A
BA
B
ACCESS PANEL
OUTBOARD FLAP TRACK FAIRING SUPPORT
CENTER FAIRING HINGE FITTING
FWD
INBD
A-A
BELLCRANK PIVOT POINT BELLCRANK
FLAP TRACK
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