TM 1-2840-252-23-2
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PRESERVE HYDROMECHANICAL ASSEMBLY (HMA) (Continued)
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8. Install 9/16 inch. 12 point deep socket (10) on N1
drive spline (11)
9. Using helper to support hydromechanical assembly,
use socket wrench handle (12) to rotate N1 drive
spline (11) counterclockwise Continue rotating
Ni drive spline (11) until all fuel is flushed out by
oil.
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