TM 1-1520-238-23
5-186
Change 3
5.41.
MAIN ROTOR DROOP STOP FOLLOWER ROLLER AND INNER RACE
REPLACEMENT – continued
5.41.6. Installation
a. Install follower inner race (2) in droop stop
roller (1).
b. Lubricate threads of shoulder bolt (7). Use
lubricant (item 114, App F).
(1) Allow lubricated bolt to cure for 6 HOURS at
room temperature, or air dry for 30 MINUTES
and then cure for 30 MINUTES at 150 F (66
C).
c. Install roller (1) and inner race (2) in droop
stop follower (3). Torque nut (4) to 200 INCH-
POUNDS.
NOTE
Install bolt so that flat side of bolt head
is facing inboard against follower lip.
Ensure bolt is installed from top.
Install flat-sided washer so that flat
side of washer is facing inboard
against follower lip.
(1) Position roller (1) and inner race (2) in follow-
er (3).
(2) Install bolt (7) through follower (3), roller (1),
flat-sided washer (6), washer (5), and nut (4).
(3) Hold bolt (7) down against follower (3) so flat
edge of bolt (7) is snug against follower (3) lip.
Torque nut (4) to 200 INCH-POUNDS. Use
torque wrench.
d. Inspect (QA).
e. Install feathering bearing housing (para 5.37).
END OF TASK
M04-253-3A
2
1
3
M04-253-4A
1
6
4
7
3
5
