TM 55-1520-240-23-4
5-8
REMOVE ROTARY-WING HEAD
(Continued)
5-8
REMOVE RETAINING NUT
8.
Position socket (T29) (30) on hub retaining nut
(31).
NOTE
For forward head, install adapter with
marking FWD ROTOR THIS SIDE UP
on top. For aft head, install adapter
with marking AFT ROTOR THIS SIDE
UP on top.
9.
Install reaction adapter (T28) (32) as follows:
a.
Secure three reaction hooks (33) to adapter
(T28) (32), with REMOVAL side out. Use
bolts (34).
b.
Position adapter (T28) (32) on top of head (1)
with reaction hooks (33) against caps (35)
and with handwheels (36) on top.
Do not overtighten handwheels;
otherwise, damage to rotor head or
adapter can occur.
c.
Position three clamps (37) under top flange
(37.1) of head (1). Tighten handwheels (36).
5-48