MAIN GEAR UPLOCK MECHANISM - INSPECTION/CHECK
1. General
A. This data consists of illustrations and wear limit charts. No procedure is given in this section for access to permit inspection. Refer to Main Gear Lock Mechanism - Removal/Installation for removal procedures.
2. Main Gear Lock Mechanism Wear Limits
501
Nov 15/72 BOEING PROPRIETARY - Copyright . - Unpublished Work - See title page for details. 32-32-31 Page 601
Main Gear Uplock Mechanism Wear Limits 501
32-32-31 Figure 601 (Sheet 1) Feb 20/92
Page 602
BOEING PROPRIETARY - Copyright . - Unpublished Work - See title page for details.
501 Main Gear Uplock Mechanism Wear Limits
May 15/78 Figure 601 (Sheet 2) 32-32-31
Page 603
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 - Unpublished Work - See title page for details.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 BUSHING ID 2.000 2.001 2.002 0.005 X
BOLT OD 1.997 1.998 1.996 X *[1]
2 BUSHING ID 0.5630 0.5640 0.5650 0.005 X
BOLT OD 0.5605 0.5615 0.5591 X *[1]
3 BUSHING ID 0.5630 0.5640 0.5650 0.005 X
BOLT OD 0.5605 0.5615 0.5595 X *[1]
4 BUSHING ID 1.250 1.251 1.252 0.005 X
BOLT OD 1.248 1.249 1.247 X *[1]
5 BEARING ID 1.2495 1.2500 1.2532 0.005 X
BOLT OD 1.2480 1.2490 1.2470 X *[1]
Main Gear Uplock Mechanism Wear Limits 501
32-32-31 Figure 601 (Sheet 3) May 01/00
Page 604
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 - Unpublished Work - See title page for details.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
6 BUSHING ID 0.751 0.752 0.753 0.005 X
BOLT OD 0.748 0.749 0.747 X *[1]
7 BUSHING ID 0.7510 0.7520 0.753 0.005 X
BOLT OD 0.7480 0.7490 0.747 X *[1]
8 BUSHING ID 0.4380 0.4390 0.4400 0.005 X
PIN OD 0.4355 0.4365 0.4345 X *[1]
9 BUSHING ID 0.4382 0.4392 0.4402 0.005 X
PIN OD 0.4355 0.4365 0.4345 X *[1]
10 BUSHING ID 0.375 0.376 0.377 0.005 X
BOLT OD 0.373 0.374 0.372 X *[1]
11 BUSHING ID 0.376 0.377 0.378 0.005 X
BOLT OD 0.373 0.374 0.372 X *[1]
12 FITTING ID 0.375 0.376 0.377 0.005 X
BOLT OD 0.373 0.374 0.372 X *[1]
13 BUSHING ID 1.1245 1.1255 1.1265 0.005 X
BOLT (SHAFT) OD 1.1210 1.1220 1.1200 X *[1]
14 BOLT (SHAFT) ID 0.3750 0.3790 0.005 X *[2]
BOLT OD 0.3720 0.3745 X
501 Main Gear Uplock Mechanism Wear Limits
May 01/00 Figure 601 (Sheet 4) 32-32-31
Page 605
BOEING PROPRIETARY - Copyright . - Unpublished Work - See title page for details.
MAIN GEAR UPLOCK ACTUATOR - REMOVAL/INSTALLATION
1. Equipment and Materials
A. Gear Ground Assembly (Ref 32-00-01)
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