TM 1-1520-238-23
Change 2
2-317
2.89.
FORWARD LEFT OR RIGHT CENTER TRANSMISSION ROTOR SUPPORT STRUT ASSEMBLIES
REMOVAL/INSTALLATION – continued
2.89.3. Removal
a. Remove loop clamps (1) and (2) from forward
center transmission rotor support strut as-
sembly (3).
(1) Hold screw (4). Remove self-locking nut (5)
and washer (6).
(2) Remove screw (4) from clamps (1) and (2).
(3) Remove clamps (1) and (2) from strut (3).
WARNING
Apply tension to the maintenance
crane cable/lifting hook before remov-
ing strut. Failure to follow instructions
may result in serious injury or death to
maintenance personnel and/or seri-
ous damage to the helicopter. If injury
occurs, seek medical aid.
b. Remove strut (3) from transmission deck (7).
(1) Remove lockwire from bolt (8).
(2) Remove bolt (8) and recessed washer (9)
from deck (7). Use mast support wrench and
telescopic bar.
(3) Remove strut (3) from deck (7).
c. Remove strut (3) from rotor support mast sup-
port base (10) and right forward center trans-
mission rotor support strut assembly (11).
(1) Remove and discard cotter pin (12) from self-
locking nut (13).
(2) Hold bolt (14). Break torque on nut (13). Use
telescopic bar and adapter.
(3) Hold bolt (14). Remove nut (13) and washer
(15).
(4) Remove bolt (14) and washer (16) from base
(10) and struts (11) and (3).
(5) Remove strut (3) from base (10) and strut
(11).
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