TM 1-1670-260-12&P
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(3) Position mid-point of green/white sling (10), View A, under 8 o’clock position main rotor blade retention
assembly. (Views C and D)
(a) Ensure sling does not cross itself at any point.
(b) Bring sling eyes together.
(4) Position mid-point of green/white sling (11), View A, under 10 o’clock position main rotor blade
retention assembly. (Views C and D)
(a) Ensure sling does not cross itself at any point.
(b) Bring sling eyes together.
c. Carefully lay sling eyes for green/white slings (8), (9), (10), and (11) on the helicopter for easy access during
the crossbar installation.
d. Install crossbar (12) and attach slings (8) through (11) and (13) through (16) to crossbar as follows:
(1) Assemble crossbar as follows: (Figure 2)
CAUTION
The crossbar assembly is assembled on the MMS.
Maintain control of crossbar while assembling and
hooking up sling crossbar.
(a) Place main member of crossbar assembly on top of MMS with the foam side down.
(b) Securely holding crossbar assembly in place, insert each tube assembly into a cavity of the main
member aligning the TOP/BOTTOM arrows of the tube assembly with the main member cavity.
(c) Secure each tube to the main member using the quick-release pin at that station of the main
member.
Figure 2. Crossbar Assembly
(2) Balance the crossbar assembly on the top of the MMS by placing one hand on top of the center of the
crossbar assembly. Orient crossbar assembly tubes to align with main rotor blades.
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