a. Disassembly.

TM 10-4330-237-13&P a. Disassembly. WARNING Rubber gloves should be worn when handling fuel system components due to toxic effects of some additives. (1) Unthread dust cap attaching cable (1) from split rings (2). (2) Place handle assembly (3) in closed position, rotate and remove dust cap (4) from coupling, then place handle assembly (3) in open position. (3) Remove screws (5) and handle assembly (3). (4) If handle assembly (3) requires repair, remove socket head screw (6), spring (7), and knob (8) from handle (9). (5) Hold valve ball (10) with thumb and remove socket head screw (11) from handle-side shaft (12). (6) Install one screw (5) in the handle-side shaft (12) and pull shaft (12) from housing (13). Remove and discard O-ring (14). (7) Remove and discard O-ring (15) and bushings (16) and (17). (8) Hold valve ball (10) with thumb and remove socket head screw (18) from attaching-cable-side shaft (19). (9) Reaching in the inlet end, rotate the valve ball (10) by hand and remove it from the housing (13). (10) Push out the attaching-cable-side shaft (19). Remove and discard bushings (20) and (21) and O-rings (22) and (23). (11) Use pick or scribe to remove seal wire (24). CAUTION Avoid scratching or gouging beveled edge of seal retainer (25) under seal wire (24), or any sealing surface. Gouges or burrs may cause the valve to malfunction. (12) Use pick (or scribe) to remove seal retainer (25). Insert pick between inner edge of retainer and seal, work down to bottom of retainer, rotate under retainer and lift to unseat and remove retainer. Repeat this process all around inner edge of the retainer until it is free. (13) Remove and discard seal (26). (14) Remove the bumper (27) by hand. (15) Remove screws (28) and lug (29). (16) Remove screws (30) and lug (31). (17) Remove screws (32) and lug (33). (18) Remove screws (34) and lug (35). 5-2