TM-9-2520-272-40 Direct Support for M113A3 X200-4A Transmission 2520-01-397-1074 Download
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TM 9-2520-272-40 0029 NOTE Bearings are not to be replaced unless defective. Refer to TM 9-214 for inspection of bearings. When either bearing on gears is defective, both top and bottom bearings on the gear must be replaced. When the inner race and rollers are replaced, the outer race must also be replaced. The outer races for bearings on top of gears remain in the right cover assembly. Refer to Repair Right Cover Assembly, WP 0017, to replace these races. Outer races for bearings under gears remain in the center housing assembly. Refer to Repair Center Housing Components (WP 0043) to replace these races. 3. Remove range output driven gear (Figure 2, Item 6) from transmission (Figure 2, Item 3). 4. Remove range output drive gear (Figure 2, Item 7) from transmission (Figure 2, Item 3). 5. Remove steer shaft drive gear (Figure 2, Item 4) from transmission (Figure 2, Item 3). NOTE If bearings require replacement, continue on to Step 6. If bearings are serviceable, go to the NOTE just before Step 7. 6. Remove two bearings (Figure 2, Item 5) from range output driven gear (Figure 2, Item 6). Figure 2. Range Output Gears, Steer Shaft Drive Gear, and Bearings Removal. 0029‐3