Page 67.10 Chapter 67 Flight Controls R66 Maintenance Manual 25 OCT 2010
67-40 Swashplate (continued)
B. Installation (continued)
8. If required, fill remainder of rod end threaded hole in upper A205 fork with B270-4 or
–13 sealant (see Section 20-70).
9. With bolt heads in direction of rotation, connect upper A205 fork to upper C204 arm
and connect arm to C203 yokes. Standard torque bolts per Section 20.32. Verify
0.001/0.005 inch axial play in both pivots; adjust C117 shim thickness between nut-
side journal & thrust washer as required. Verify bolt, arm, and clamped hardware in
upper scissor’s pivots rotate together. Install palnuts , special torque per Section 20-
33, and torque stripe per Figure 5-1.
10. Verify bolt, arm, and clamped hardware in lower scissor’s pivots rotate together.
Connect forward push-pull tube rod ends to remaining lower lugs on swashplate and
standard torque bolts per Section 20-32. Install palnut, special torque per Section 20-
33, and torque stripe per Figure 5-1.
11. Connect upper A205 fork rod end and lower rod end of C258 pitch link to interrupter-
side swashplate ear and standard torque bolt per Section 20-32. Install palnut, special
torque per Section 20-33, and torque stripe per Figure 5-1.
12. Position swashplate boot on rotating swashplate with inner lip contacting C203 yoke.
Secure with ty-raps.
13. Attach two A255-3 counterweights and lower rod end of C258 pitch link to swashplate
ear opposite interrupter and standard torque bolt per Section 20-32. Install palnut,
special torque per Section 20-33, and torque stripe per Figure 5-1.
14. Install main rotor hub and blades per Sections 62-10 and 62-20.
15. Verify safety washers (or counterweight) and C115 spacers installed on all rod ends per
Figure 5-1. Torque stripe fasteners per Figure 5-1.
16. Verify no interference with control movement throughout flight control travel and
swashplate movement corresponds with cyclic and collective movement.
17. Track and balance main rotor per Section 18-10.
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