TM 1-1520-238-23
Change 1
6-419
6.95.
MAIN ROTOR GEARSHAFT REMOVAL/INSTALLATION – continued
f. Install gearshaft (2) in mast (7).
(1) Lubricate drive plate splines (10). Use
lubricant (item 111, App F).
(2) Lubricate upper and lower splines (11). Use
lubricant (item 111, App F).
(3) Slowly lower gearshaft (2) in mast (7), engag-
ing lower spline (11) in transmission.
g. Inspect (QA).
h. Remove sling (1) from gearshaft (2).
(1) Disconnect crane (8) from sling (1).
(2) Remove pin (3) from supports (4) and (5).
(3) Remove supports (4) and (5) from around
gearshaft (2).
i. Remove maintenance crane (para 1.105).
j. Install air data system (ADS) standpipe (para
6.94).
k. Perform drive system dynamic maintenance
operational check (TM 1-1520-238-T).
END OF TASK
M04-0516-9
11
2
11
7
10
M04-0516-13
M04-0516-11
3
4
1
5
2
8
