TB-9-2320-335-13&P HMMWV Operator and Field Maintenance, Parts, Tools M1151A1 M1152A1 M1165A1 Download
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TB 9-2320-335-13&P 21-4 21-3.2. FRONT DIFFERENTIAL OUTPUT SHAFT SEAL REPLACEMENT (SERIAL NUMBERS 300000 AND ABOVE) This task covers: a. Removal b. Installation WARNING Differential is extremely heavy and must be supported during removal and installation. Failure to do so may result in injury to personnel or damage to equipment. NOTE Replacement procedures for right and left front differential output shaft seals are basically the same. This procedure covers the left side output shaft seal. 1. Remove locknut (12), washer (11), capscrew (9), and washer (8) from suspension crossmember (10). Discard locknut (12). 2. Remove locknut (6), O-ring (5), and output flange (4) from output shaft (14). Discard locknut (6) and O-ring (5). 3. Remove four capscrews (7) and brake adapter (3) from differential (13). 4. Remove output shaft seal (1) from differential (13). 1. Using axle shaft and seal installer (2), install output shaft seal (1) on differential (13). CAUTION Apply a liberal amount of thread sealing compound to the tapped holes of differential. To allow adequate coating of threads, install capscrews shortly after applying thread sealing compound. Failure to comply may allow capscrews to loosen and cause damage to differential. 2. Apply sealing compound to tapped holes of differential (13). Install mounting bracket (3) on differential (13) with four capscrews (7). Tighten capscrews to 125-150 lb-ft (170-203 N•m). 3. Install output flange (4) on output shaft (14) with O-ring (5) and locknut (6). Tighten locknut (6) to 170 lb-ft (231 N•m). 4. Secure differential (13) to suspension crossmember (10) with washer (8), capscrew (9), washer (11), and locknut (12). Tighten locknut (12) to 90 lb-ft (122 N•m). b. Installation a. Removal INITIAL SETUP: Tools General mechanic’s tool kit: automotive (Appendix B, Item 1) Maintenance and repair shop equipment: automotive (Appendix B, Item 2) Special Tools Axle shaft and seal installer (Appendix B, Item 99) Materials/Parts O-ring (Appendix A, Item 215) Locknut (Appendix A, Item 108) Locknut (Appendix A, Item 114.4) Sealing compound (Appendix C, Item 63) Manual References TM 9-2320-387-24P Equipment Condition Service brake rotors removed (para. 7-12.1). General Safety Instructions Differential is extremely heavy and must be supported during removal and installation. Maintenance Level Direct support