TM 9-2320-361-34 10-5. FRONT AND REAR DIFFERENTIAL OIL SEAL REPLACEMENT THIS TASK COVERS: a. Removal b. Installation INITAL SETUP APPLICABLE MODELS All SPECIAL TOOLS Replacer, oil seal (Appendix B, Item 25) TOOLS General mechanic’s tool kit MATERIALS/PARTS Oil seal (Appendix F, Item 240) Cotter pin (Appendix F, Item 13) REFERENCES (TM) TM 9-2320-361-20 TM 9-2320-361-34P (Appendix B, Item 1) EQUIPMENT CONDITION Mechanical puller (Appendix B, Item 22) Torque wrench, 3/4-in. dr. Propeller shaft removed (if installed) (Appendix B, Item 6) (TM 9-2320-361-20). a. Removal 1. Remove cotter pin (12), nut (1), and washer (2) from shaft (8). Discard cotter pin (12). 2. Remove flange (3) from shaft (8). NOTE Perform step 3 if replacing dirt deflectors. 3. Remove dirt deflector (4) from flange (3). 4. Remove six screws (11) and washers (10) from retainer (6). NOTE Count and record number of shims for installation. 5. Remove retainer (6) and shims (7) from carrier (9). 6. Remove oil seal (5) from retainer (6). Discard oil seal (5). 1. Install new oil seal (5) in retainer (6). b. Installation 2. Install shims (7) and retainer (6) on carrier (9) with six washers (10) and screws (11). Tighten screws (11) 65-85 lb-ft (88-115 N.m). NOTE Perform step 3 if replacing dirt deflectors. 3. Install dirt deflector (4) on flange (3) and install flange (3) on shaft (8). 4. Install washer (2) and nut (1) on shaft (8). Tighten nut (1) 300-600 lb-ft (407-814 N.m). 5. Install new cotter pin (12) on nut (1) and shaft (8). 10-34