TM 55-1520-240-23-911-49RIG PALLET PITCH AND ROLL IDLER BELLCRANKS(Continued)11-496.Remove cotter pin (14), nut (15), two washers(16 and 17), and bolt (18) from thrust transferbellcrank (19). Disconnect thrust input link (20)from bellcrank.7.Remove cotter pin (21), nut (22), two washers(23 and 24), and bolt (25) from yaw transferbellcrank (26). Disconnect role input link (27)from bellcrank.8.Install pin (10) through support (11) and twobellcranks (12 and 13). Pin must slide freely. Ifnot repeat steps 1, 8, and 3 then go to 9.9.Adjust yaw position transducer (28) (Task11-176).10.Loosen nut (30) of link (20). Turn rod end (30)until link can be positioned in bellcrank (19) withbolt (18) installed loosely.Bushings must be in bellcranks beforeinstalling bolts; otherwise, damage tocomponents will result.11.Install bolt (18), two washers (17 and 16), andnut (15) in bellcrank (19). Do not torque nut atthis time.12.Loosen nut (31) of link (27). Turn rod end (32)until link can be positioned in bellcrank (26) withbolt (25) installed loosely.13.Install bolt (25), two washers (24 and 23), andnut (22) in bellcrank (26).14.Torque two nuts (15 and 22) to 30 to 45inch-pounds. Install two cotter pins (14 and 21).15.Torque two nuts (29 and 31) to 30 to 40inch-pounds.16.Check two bolts (18 and 25). Bolts shall notrotate with torque less than 10 inch-pounds.There shall be no axial looseness. If bolt rotatesor is loose add washer under nut and repeatstep 14.17.Remove pin (10) from support (11).11-207
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