G42471
Outboard Foreflap Installation 500
27-51-101 Figure 401 May 15/70
Page 402
BOEING PROPRIETARY - Copyright . - Unpublished Work - See title page for details.
OUTBOARD FOREFLAP SEQUENCING CARRIAGE - REMOVAL/INSTALLATION
1. Equipment and Materials
A. Grease - MIL-G-21164 (DTD 5598) (Ref 20-30-21)
2. Remove Outboard Foreflap Sequencing Carriage
A. Remove outboard trailing edge flap (Ref 27-51-72).
B. Remove bolt and pin attaching stop to sequencing carriage (Fig. 401).
C. Remove bolts attaching toggle to sequencing carriage.
D. Remove aft rollers from carriage.
E. Move the sequencing carriage aft and down to remove it from the flap track.
3. Install Outboard Foreflap Sequencing Carriage
A. If existing bushings, bolts, rubstrips or sliders are to be used, check allowable wear
(Ref 27-51-111 I/C).
B. Tighten the slider attachment fasteners 20 to 30 pound-inches.
NOTE: Do not exceed 30 pound-inches to install the lockwire in the fastener heads. A 0.020 inch diameter lockwire is optional to the 0.032 inch diameter lockwire at the slider attachment fasteners. Use one washer if needed to achieve bolt torque requirements.
C. Clean and grease the underside of the sequence carriage track for complete length of travel, making sure that any metal that may have transferred from the carriage rubstrip to the track is removed.
D. Align sequencing carriage with upper flanges of track and roll forward past track stop.
E. Install new or used rubstrips as necessary.
F. Install stop on sequencing carriage. Secure with bolt and pin (Fig. 401).
G. Install aft rollers on carriage.
H. Install bolts attaching toggle to sequencing carriage.
I. Install outboard trailing edge flap (Ref 27-51-72).
Aug 01/96 27-51-111 Page 401 BOEING PROPRIETARY - Copyright . - Unpublished Work - See title page for details.
G42474G18892
Outboard Foreflap Sequencing Carriage Installation 500
27-51-111 Figure 401 (Sheet 1) Aug 15/67
Page 402
BOEING PROPRIETARY - Copyright . - Unpublished Work - See title page for details.
501 Outboard Foreflap Sequencing Carriage Installation
Feb 01/74 Figure 401 (Sheet 2) 27-51-111
Page 403
BOEING PROPRIETARY - Copyright . - Unpublished Work - See title page for details.
OUTBOARD FOREFLAP SEQUENCING CARRIAGE - INSPECTION/CHECK
1. General
A. This data consists of illustrations and a wear limit chart. There is no procedure given for gaining access to the component for removal or replacement after inspection for wear. Refer to Outboard Foreflap Carriage - Removal/Installation for this information.
2. Outboard Foreflap Sequencing Carriage Wear Limits (Fig. 601)
G18903
500 Outboard Foreflap Sequencing Carriage Wear Limits
Nov 15/79 Figure 601 (Sheet 1) 27-51-111
Page 601
BOEING PROPRIETARY - Copyright . - Unpublished Work - See title page for details.
INDEX NO. PART NAME DIM. DESIGN LIMITS WEAR LIMITS REPLACE WORN PART REPAIR WORN PART REPAIR INSTR.
DIAMETER MAX WEAR DIM. MAX DIAM CLEAR ANCE
MIN MAX
1 BEARING ID 0.4370 0.4375 0.4405 0.0040 X
BUSHING OD 0.4355 0.4365 0.4330 X
2 BUSHING ID 0.3750 0.3765 0.3805 0.0060 X
BOLT OD 0.3735 0.3745 0.3690 X
3 BUSHING ID 0.2500 0.2540 0.2605 0.0110 X
BOLT OD 0.2485 0.2495 0.2390 X
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