501 Main Gear Shock Door Wear Limits
Nov 15/72 Figure 601 (Sheet 1) BOEING PROPRIETARY - Copyright . - Unpublished Work - See title page for details. 32-13-11 Page 601
Main Gear Shock Strut Door Wear Limits 501
32-13-11 Page 602 Figure 601 (Sheet 2) BOEING PROPRIETARY - Copyright . - Unpublished Work - See title page for details. Nov 15/72
MAIN GEAR WING DOOR - REMOVAL/INSTALLATION
1. Equipment and Materials
A. Ground Lock Assemblies (Ref 32-00-01)
B. Hydraulic Test Bench, for Hydraulic Fluid, Fire Resistant BMS 3-11, 0 to 3000 psi, 20 gallons per minute
C. Mandrel, Bearing Press Fitting - ST918D
D. Chemical and Solvent Resistant Primer - BMS 10-11, Type 1
2. Remove Wing Door
A. Check that ground lock assemblies (Ref 32-00-01) are installed in all gear.
B. Disconnect actuating rod assembly from trunnion link (Fig. 401).
C. Disconnect bonding jumper assembly from structure.
D. Support door and remove door bolts.
3. Install Wing Door
A. Install original wing door.
(1)
Place door in position and install bolts, washers, and nuts. Tighten 130 to 180 pound-inches and install cotter pin (Fig. 401).
(2)
If a new actuating rod is installed, adjust actuating rod assembly to a nominal 7.60 inches measured between centers of end attachment bolts.
(3)
Connect actuating rod assembly. Tighten nut 450 to 500 pound-inches and install cotter pin.
(4)
Connect bonding jumper.
(5)
If a new actuating rod is installed adjust main gear wing door (Ref Main Gear Wing Door -Adjustment/Test).
501
May 20/82 BOEING PROPRIETARY - Copyright . - Unpublished Work - See title page for details. 32-13-21 Page 401
B. Install replacement wing door.
(1)
Remove special bolts and install undrilled replacement bolts, part number 69-54970, in stabilizer beam.
(2)
Mark bolts and stabilizer beam to ensure bolts will be oriented correctly in the same holes when reinstalled.
(3)
Place door in position and adjust to fair with wing profile.
(4)
Hold door and mark holes from door hinges onto special bolt.
(5)
Remove bolts and drill 0.5622 (+0.0007/-0.0000)-inch diameter holes in marked positions. Break sharp edges 0.02 (+ 0.01) inch.
(6)
Install two BACB28X7Bll flanged bushings in special bolts. Coat outside of bushing with BMS 10-11 primer and press in with mandrel.
(7)
Place an MS20002C12 washer on each bolt with countersink against bolt head.
(8)
Coat bolt shank with BMS 10-11 primer. Keep primer off threads.
(9)
Place stabilizer beam in position between fittings on structure.
(10)
Insert bolts through fittings and beam with bolt head inboard.
(11)
Add washers and nuts on special bolts.
(12)
Place door in position and install door bolts.
(13)
Add washers and nuts on hinge bolts. Tighten nuts 130 to 180 pound-inches and lock with cotter pin.
(14)
Hold special bolts to prevent turning and tighten nuts on special bolts 360 to 640 pound-inches.
(15)
Adjust actuating rod assembly to a nominal 7.60 inches, measured between centers of rod end attachments.
(16)
Connect actuating rod to wing door. Tighten nut 450 to 500 pound-inches. Lock nut with cotter pin.
(17)
Connect bonding jumper.
(18)
Install wing lower trailing edge access panel.
(19)
Adjust main gear wing door (Ref Main Gear Wing Door - Adjustment/Test).
CAUTION: AFTER DRILLING, THE MINIMUM DISTANCE FROM EDGE OF LUG TO CENTER OF HOLE MUST BE 0.50 INCH.
Main Gear Wing Door Installation 522
32-13-21 Figure 401 (Sheet 1) Feb 15/72
Page 402
BOEING PROPRIETARY - Copyright . - Unpublished Work - See title page for details.
533 Main Gear Wing Door Installation
Jun 20/85 Figure 401 (Sheet 2) 32-13-21
Page 403
BOEING PROPRIETARY - Copyright . - Unpublished Work - See title page for details.
533
32-13-21 Page 404 BOEING PROPRIETARY - Copyright . - Unpublished Work - See title page for details. Jan 20/82
MAIN GEAR WING DOOR - ADJUSTMENT/TEST
Main Gear Wing Door Adjustment
A. Equipment and Materials
(1)
Hydraulic Test Bench for Hydraulic Fluid - Fire Resistant BMS 3-11, 0 to 3000 psi, 20 gallons per minute
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