TM 5-5420-209-12(16) Install lower trunion nut (11) on drive screw (9) until nut (11) is flush with drive screw (9) then back nut (11)off drive screw (9) one complete turn.(17) Install lower trunion nut (11) on bell crank (15) and secure with cover (8) four screws (6), and lockwashers(7). Torque screws to 106-117 ft-163 (143-158 Nm).(18) Adjust upper trunion nut (10) until it alines with hole in upper bracket (23) and secure with trunion retainer(5), four screws (3) and lockwashers (4). Torque screws to 31-34 ft.-lbs(42-46 Nm).(19) Install bumper (2) and secure with four screws (1).Flgure 4-141. Connecting Pin, Trunions, and Levers, Replace.4-343
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