TM 55-1520-240-23-4
5-4
PLACE ROTARY-WING HEAD IN SERVICE
(Continued)
5-4
6.
Install plate (8), washer (9), and locknut (10) on
handling adapter (T13) (7).
7.
Clean outside parts of head (2) and inner bearing
races (11 and 12). Use cloth (E120) damp with
solvent (E162). Wear gloves (E186).
8.
Clean three pins (13) and six nuts (14). Use
cloth (E120) damp with solvent (E162). Wear
gloves (E186).
9.
Install three pins (13) in lugs (15 and 16). Install
six nuts (14) on pins and hand-tighten.
10.
Check that head (2) is level.
11.
Check oil level in any of three indicators (17)
on tank (18). If oil level is not up to center of
indicator, service tank (Task 1-55).
12.
Check that three plugs (19) and three indicators
(17) are lockwired.
5-23
