TM 9-2320-361-20 11-26. COMPANION SEAT MAINTENANCE This task covers: a. Companion Seat Backrest Removal e. Frame Assembly b. Companion Seat Cushion Removal f. Companion Seat Installation c. Companion Seat Removal g. Companion Seat Cushion Installation d. Frame Disassembly h. Companion Seat Backrest Installation INITIAL SETUP APPLICABLE MODELS REFERENCES (TM) All TM 9-2320-361-10 20P MATERIAL/PARTS TM 9-2320-361- Six locknut EQ Seven cotter pins Parking b UIPMENT CONDITION rake set (TM 9-2320-361-10). Four screw-assembled washers a. Companion Seat Backrest Removal Remove backrest (1) from backrest frame (29). b. Companion Seat Cushion Removal 1. Remove screw (4) and locknut (17) from link (15) and cushion (18). Discard locknut (17). 2. Remove cotter pin (25), washers (27), pin (28), and cushion (18) from cushion frame (21). Discard cotter pin (28). c. Companion Seat Removal 1. Unlatch fastener (7) from backrest frame (29). NOTE If fastener is damaged, refer to para. 11-13. 2. Remove four screw-assembled washers (20) and cushion frame (21) from cab floor (13). Discard screw-assembled washers (20). d. Frame Disassembly 1. Remove four cotter pins (3), washers (2), pins (6), and backrest frame (29) from link (5), link (26), and cushion frame (21). Discard cotter pins (3). 2. Remove locknut (19), screw (24), two washers (22), sleeve (23), and link (26) from cushion frame (21). Discard locknut (19). 3. Remove cotter pin (12), pin (16), and link (15) from cushion frame (21). Discard cotter pin (12). 4. Remove cotter pin (9), washer (8), and link (5) from cushion frame (21). Discard cotter pin (9). 5. Remove four locknuts (14), screws (10), and leg (11) from cushion frame (21). Discard locknuts (14). e. Frame Assembly 1. Install leg (11) on cushion frame (21) with four screws (10) and new locknuts (14). 2. Install link (5) on cushion frame (21) with washer (8) and new cotter pin (9), 3. Install link (15) on cushion frame (21) with pin (16) and new cotter pin (12). 4. Install link (26) on cushion frame (21) with screw (24), two washers (22), sleeve (23), and new locknut (19). 11-42