INSTALL PYLON LEFT UPPER BELLCRANK (Continued)

TM-55-1520-240-23-9 CH-47D Heilcopter Manual
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TM 55-1520-240-23-9 11-265 INSTALL PYLON LEFT UPPER BELLCRANK (Continued) 11-265 c. Check that torque on nut (8) is more than 155 inch-pounds with cotter pin hole aligned. d. Repeat step a. 4. Install cotter pin (10). NOTE The adjustable rod ends should be aft or up. INSPECT 5. Untie connecting link (11). Position link in short arm (3) of bellcrank (1). Install bolt (12), two washers (13 and 14), and nut (15). 6. Torque nut (15) to 60 to 90 inch-pounds. Install cotter pin (16). 7. Position connecting link (17) in bellcrank (1). Install bolt (18), two washers (19 and 20) and nut (21). Remove tag. 8. Torque nut (21) to 30 to 45 inch-pounds. Install cotter pin (22). 9. Check two bolts (12 and 18). Bolts shall not rotate with torque less than 10 inch-pounds. There shall be no axial looseness. If bolt rotates or is loose, add washer under nut and repeat step 6 or 8. NOTE If the connecting links are changed in length, perform neutral rig check (Task 11-33). INSPECT NOTE Inspect bellcrank and connecting link bearings (Task 11-9). FOLLOW-ON MAINTENANCE: Connect servocylinder connecting links (Task 11-193). Remove safety blocks (Task 11-29). Close pylon left work platform (Task 2-2). Close cargo ramp (Task 2-2). END OF TASK 11-1006

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