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Page Title:
Install Main Rotor Head and Mast Units (COnt) |
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 TM 55-1520-238-S
n. Disconnect and Remove Actuator Sup-
r. Install and Connect Main Rotor Track
ports. Disconnect longitudinal, lateral,
and Balance Cable. Obtain main rotor
and collective flight control servoactuator
track and balance cable from airframe in
top rod ends from support end fittings. Re-
main transmission area. Position cable
move stowed rod end hardware. Remove
along right side lateral link (fig. 223) and
actuator supports from top of fuselage.
loosely install two clamps. Connect cable
plug (P57) to main rotor interrupter magnet-
o. Connect Flight Control Servoactuators
ic pickup, and secure the two cable clamps.
to Mixer. Install three rod endtomixer
clevis bolts, washers, bushings, and nuts to
s. Install Air Data Sensor and Deicing
900 1100 InchPounds. Install new cot-
Standpipe. Obtain air data sensor and
ter pin (D15)at torqued nuts.
deicing standpipe from pilot station. Care-
fully insert lower (keyed) end of standpipe
p. Remove Mixer Spreader. If installed,
through rotor hub, aline and fully seat the
slide spreader from side of mixer.
standpipe key in the internal transmission
q. Remove Sling and Crane. Remove
keyway. Then reinstall flexible support and
crane lifting hook from air vehicle sling link
drive plate cover (TM 1-1520-238-23).
and remove crane from the area. Remove
sling pins from main rotor head and detach
the sling.
Change 5
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