REMOVAL NOTE Bend rear cab tunnel insulation forward against shift tower to gain access to rear cab tunnel. 1. Remove screw (15) and lockwasher (14) from intermediate cab tunnel (13) and rear cab tunnel (2). Discard lockwasher (14). 2. Remove eight assembled-washer bolts (1) and rear cab tunnel (2) from cab floor (10). Discard assembled-washer bolts (1). 3. Remove two locknuts (18) and (20), screws (23) and (22), and transfer case shift handle (17) from transfer case shift bracket (21) and clevis (19). Discard locknuts (18) and (20). 4. Remove eight screws (5) and propeller shaft (6) from flanges (7) and (9) on transmission (12) and transfer case (8). 5. Remove bolt (4), washer (3), and transmission output flange (7) from transmission output shaft (11). Save bolt (4) to use with seal installer. 6. Pry and remove transmission output oil seal (16) from transmission (12). Discard oil seal (16). INSTALLATION 1. Apply oil-soluble grease to inside surface of new transmission output oil seal (16). NOTE Transmission output oil seal is centered straight on transmission output shaft on installation. 2. Position new transmission output oil seal (16) on transmission (12) using in-vehicle seal installer. NOTE Transmission output oil seal is properly installed when seal installer is bottomed-out on transmission output shaft. 3. Hold transmission output shaft (11) and tighten bolt (4) until transmission output oil seal (16) is started into transmission (12). Tap on seal installer with a hammer and tighten bolt (4) until transmission output oil seal (16) is seated in transmission (12). 4. Remove bolt (4) and seal installer from transmission output shaft (11). Discard bolt (4). 5. Install transmission output flange (7) on transmission output shaft (11) with washer (3) and new bolt (4). Tighten bolt (4) 102-121 lb-ft (138-164 N•m). 6. Apply sealing compound to eight screws (5) and install propeller shaft (6) on flanges (7) and (9) of transmission (12) and transfer case (8) with screws (5). Tighten screws (5) 40-44 lb-ft (54-60 N•m). 7. Install transfer case shift handle (17) on transfer case shift bracket (21) and clevis (19) with two screws (23) and (22) and new locknuts (18) and (20). NOTE Perform transfer case linkage adjustment (WP 0144 01). 8. Install rear cab tunnel (2) on cab floor (10) and intermediate cab tunnel (13) with new lockwasher (14), screw (15), and eight new assembled-washer bolts (1). 9. Install rear cab tunnel insulation (WP 0201 00). 10. Install companion seat (WP 0208 00). TM 9-2320-386-24-1-2 0338 00 TRANSMISSION (IN-VEHICLE) OUTPUT OIL SEAL REPLACEMENT (Contd) 0338 00-2