TM 1-1520-238-23
5-256.10
Change 1
5.57A.
TAIL ROTOR HUB ASSEMBLY REMOVAL/INSTALLATION (AVIM) continued
TABLE 5-7
1.
DIMENSION A
2.
1B
2B
DIMENSION 1B AND DIMENSION 2B
3.
1/2 of #1
4.
Add #3 to DIMENSION 1B
5.
Add #3 to DIMENSION 2B
6.
DIMENSION C
7.
1D
2D
DIMENSION 1D and DIMENSION 2D
8.
1/2 of #6
9.
Subtract DIMENSION 1D from #8
10.
Subtract DIMENSION 2D from #8
11.
Subtract #4 from #9
12.
Subtract #5 from #10
13.
Bearing Precompression Allowance
A.
Upper forks 0.010 to 0.012 INCH (each side of hub)
B.
Lower forks 0.002 to 0.003 INCH (each side of hub)
14.
#1 side shim. Subtract proper
precompression allowance #13
(A or B) from #11.
15.
#2 side shim. Subtract proper
precompression allowance #13
(A or B) from #12.
16.
Bolt length before torque.
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