TM 55-1520-240-23-4
5-2
PREPARE ROTARY-WING HEADS FOR SHIPMENT OR STORAGE
(Continued)
5-2
6.
Clean three vertical hinge pins (9) and six nuts
(10). Use cloth (E120) damp with solvent (E162).
Wear gloves (E186).
7.
Apply thin coat of corrosion-preventive compound
(E153) to pins (9) and nuts (10). Wear gloves
(E186).
Wrap each pin and each nut
separately to prevent scratching of
pins.
8.
Wrap three pins (9) and six nuts (10) in barrier
material (E80).
9.
Clean outside parts of head (1) and inner bearing
races (11 and 12). Use cloth (E120) damp with
solvent (E162). Wear gloves (E186).
10.
Apply coat of corrosion-preventive compound
(E162) to races (11 and 12). Wear gloves (E186).
11.
Remove nut (13), washer (14), and plate (15).
12.
Install lifting device (T30) (16) on head (1) as
follows:
a.
Remove three pins (17) and turn support
arms (18) outward.
b.
Position lifting device (16) on head (1).
c.
Turn arms (18) inward under head (1). Install
pins (17).
5-10