TM 55-1520-240-23-5
6-54
INSTALL AFT ROTOR SHAFT UPPER SEAL (AVIM)
(Continued)
6-54
INSTALL SUPPORT
6.
Lubricate packing (11) with oil (E254) and install
on bearing retainer (10).
6.1.
Coat lip of seal (5) with oil (E254). Install support
(1) over rotor shaft (7) and on bearing (8). Use
soft-faced mallet.
7.
Coat thread of 10 studs (9) on support (1) with
oil (E254).
8.
Coat shaft (7) between bearing (8) and bearing
retainer (10) with oil (E254).
9.
Position bearing retainer (10) and packing (11)
on support (1). Install 10 washers (12) and nuts
(13). Torque nuts to 175 inch-pounds.
CHECK SEAL
10.
Turn support (1) to position filter (14) as high as
possible.
11.
Remove cap (15) from filter (14). Remove cap
(16) from drain port (17).
12.
Add oil (E254) through drain port (17) until oil
flows from filter (14).
13.
Install cap (15) on filter (14). Install cap (16) on
drain port (17).
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