TM-9-2520-238-34 Direct Support for M113 Family Major Assemblies Download
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TM 9-2520-238-34 REPAIR DIFFERENTIAL STEERING CONTROL ASSEMBLY — Continued 0026 00 DISASSEMBLY WARNING Parts of the brake assembly may be coated with asbestos dust. Breathing this dust can harm personnel. Use a filter mask approved for use against asbestos dust. Never use compressed air or dry brush to clean these assemblies. Use an industrial type vacuum cleaner with a high-efficiency filter system to remove dust. Use water and a soft bristle brush or cloth to remove dirt or mud. 1. Remove bearing thrust washer (1), brake drum hub (2) with brake drum (3) attached, and sleeve bearing (4) from splined drive shaft on control flange assembly (5). NOTE If inspection indicates that brake drum hub or brake drum require replacement, do Step 2. 2. Remove 10 cotter pins (6), slotted nuts (7), 20 washers (8), and 10 cap screws (9) securing brake drum hub (2) to brake drum (3). Separate hub and drum. Discard cotter pins. 3. Inspect 10 cap screws (9) to determine grade type. If screws are not grade 8 (six radial marks on screw heads), discard screws. 0026 00-2