TM10-3930-660-20 12-3. PARKING BRAKE ASSEMBLY - REPLACE  (Cont’d) 1. 2. REMOVE AND DISASSEMBLE DRUM (1) FROM FLANGE  (2). a. b. c. d. Remove nut (3) and washer (4). Remove flange (2) and drum (1). Release parking brake. Remove cotter pin (5) and pin (6). Discard cotter pin (5). Remove six capscrews (7), six washers (8), and six nuts (9) from drum (l). Separate drum (1) from flange (2). REMOVE AND DISASSEMBLE PARKING BRAKE PARTS  . Springs (10) are under tension. Always wear eyeglasses when working on springs under tension. Use care when removing springs (10) from brake shoes (11). Failure to follow these precautions could a. b. c. d. e. f. result in personal injury. Remove two shoe return springs (10). Remove two brake shoes (11) and two  linings  (12). If necessary, remove ten rivets (13)  securing  two  linings  (12). Discard rivets (13). Remove parking brake assembly lever  (14). Remove four capscrews (15), four washers (16) and backing plate (17). Remove spacer (18). 12-3