8-12 Leveling for Rigging
1. Refer to Figure 8-2. Place cyclic stick in vertical position and apply cyclic friction.
Position main rotor blades approximately fore and aft and apply rotor brake. (Teeter
hinge bolt is aligned with lateral axis of helicopter.)
2. Jack helicopter per Section 7-10.
3. Place a spirit level parallel with teeter hinge bolt at location marked "LEVEL HERE" on
top of main rotor hub.
4. Adjust jack at (landing gear) aft strut assembly jack lugs/tabs until helicopter is level
laterally.
5. Release rotor brake and rotate main rotor until teeter hinge bolt is aligned with longitudinal
axis of the helicopter. Apply rotor brake. Verify cyclic stick is in vertical position with
friction applied.
6. Adjust jack under ground handling ball until helicopter is level longitudinally. Remove
spirit level.
SEP 2012 R66 Maintenance Manual Chapter 8 Weight and Balance Page 8.3
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