(2)
Insert attachment bolt (11) head end outboard, add washer and nut.
(3)
Tighten nut to driving torque plus 400 pound-inches lube torque.
510
Sep 01/02 BOEING PROPRIETARY - Copyright . - Unpublished Work - See title page for details. 32-11-61 Page 401
Main Gear Side Strut Installation 500
32-11-61 Page 402 Figure 401 (Sheet 1) BOEING PROPRIETARY - Copyright . - Unpublished Work - See title page for details. Nov 15/71
500 Main Gear Side Strut Installation
Oct 20/93 Figure 401 (Sheet 2) BOEING PROPRIETARY - Copyright . - Unpublished Work - See title page for details. 32-11-61 Page 403
C. Connect upper side strut (3) to lower side strut (8) and downlock lower link (6).
(1)
Bring upper and lower side struts together over downlock link (6). Align holes and insert attachment bolt (9) head end aft.
CAUTION: CHECK THAT BOLT (9) IS INSERTED WITH HEAD END AFT. IF INSERTED INCORRECTLY, BOLT WILL DAMAGE SHOCK STRUT ON RETRACTION.
(2)
Add spacer washer (7) and nut.
(3)
Tighten nut to 1000-1500 pound-inches lube torque.
D. Connect main gear downlock sensor and cables to side strut (Ref 32-61-31 R/I).
E. Connect upper half of side strut (3) to reaction link (1).
(1)
Place upper half of side strut (3) in position over lugs on reaction link (1) and insert upper attachment bolt (4) head end aft.
(2)
Add special spacer (2) and nut.
(3)
Tighten nut to 500-800 pound-inches lube torque.
F. Lubricate side strut per Chapter 12.
G. Pressurize hydraulic system (Ref 29-11-0 MP). Remove ground lockpin from affected gear.
H. Jack airplane for gear retraction (Ref chapter 7, Jacking Airplane).
I. Retract and extend affected gear; check operation of downlock.
(1) With gear down and locked, check that red paint stripes on downlock strut lower link (6) and lower side strut (8) align.
NOTE: If existing stripes do not align, refer to SB 32-1101 for painting instructions.
J. Install ground lock assemblies (Ref 32-00-01), lower airplane and remove jacks.
500
32-11-61 Page 404 BOEING PROPRIETARY - Copyright . - Unpublished Work - See title page for details. May 01/99
MAIN GEAR SIDE STRUT – INSPECTION/CHECK
1. General
A. These data consist of illustrations and wear limit charts. No procedure is given in this section for access to permit inspection. Refer to Main Gear Side Strut – Removal/Installation.
2. Main Gear Side Strut Wear Limits
500 Main Gear Side Strut Wear Limits
Nov 15/72 Figure 601 (Sheet 1) 32-11-61 Page 601
BOEING PROPRIETARY - Copyright . - Unpublished Work - See title page for details.
Main Gear Side Strut Wear Limits 500
32-11-61 Page 602 Figure 601 (Sheet 2) BOEING PROPRIETARY - Copyright . - Unpublished Work - See title page for details. Oct 20/85
MAIN GEAR REACTION LINK - REMOVAL/INSTALLATION
1. Equipment and Materials
A. Ground Lock Assemblies - F72735 (Ref 32-00-01)
B. Bullet Nosed Thread Protector - F80115-4 or F80115-13
C. Bullet Nosed Thread Protector - F80115-3 or F80115-12
D. Grease - MIL-G-21164 or MIL-G-23827 optional to BMS 3-33
E. Corrosion Preventative Compound - BMS 3-27 (Mastinox 6856K)
2. Remove Main Gear Reaction Link
A. Check that gear ground lock assemblies (Ref 32-00-01) are installed in all gear.
B. Jack airplane until wheels are just touching ground (Ref Chapter 7, Jacking Airplane).
C. Remove downlock springs (2, Fig. 401) (Ref 32-32-91, Removal/Installation).
D. Disconnect head ends of lock actuators (1) and (6) from reaction link.
E. Remove bolt keeper (14) retaining bolt (5).
F. Remove bolt (5) securing lock strut (3) to reaction link.
G. Support side strut (10) and remove top attachment bolt (9).
H. Support inboard end of reaction link and remove bolt (8) connecting uplock crank (7) to reaction link.
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