TM 55-1520-240-23-4
5-15
REMOVE HUB OIL TANK
(Continued)
5-15
NOTE
Procedures to remove forward and
aft magnesium and aluminum hub oil
tanks are same except for differences
noted in text.
1.
Remove lockwire from three filler plugs (1) and
sight indicators (2) on oil tank (3). Remove three
filler plugs and packings (4).
2.
Remove lockwire from two lowest drain plugs
(5). Remove two drain plugs and packings (6) at
each of three places. Allow oil to drain until oil
level is below lowest of sight indicators (2). Use
container for oil.
3.
On aft hub oil tank (3) only, disconnect each of
three droop stop springs (7) and limiter springs
(8) as follows:
a.
Remove cotter pin (9), nut (10), and washers
(11 and 12).
b.
Support load of spring (7) and remove bolt
(13).
c.
Remove spring (7), two washers (14), bearing
(15), and inboard limiter spring (8) from lugs
(16).
d.
Assemble bearing (15), two washers (14),
spring (7), and limiter spring (8) with bolt (13),
washers (11 and 12), and nut (10).
5-88
