Install - TM-5-5420-279-230395

TM 5-5420-279-23

(8)

Examine all threaded components for wear and damage.

(9)

Check that the upper and lower bush seats are clean.

(10)

Change components as required.

Install

NOTE

There is to be a 1/8-inch gap between the machined faces of the bush housing and the

edge of the Bush.

(1)

Apply grease to the outside of the new upper bearing strip and push out the old bearing

strip (5) with the new bearing strip by feeding the new bearing strip over the seat on the A-

Frame center beam (8).

(2)

Lower the launch frame (6) onto the A-Frame center beam (8) and check that the bearing

strip (5) engages with the A-Frame center beam (8).

(3)

Apply grease to and fit the lower bearing strips (4) to the lower center pivot clamps (3).

(4)

Fit the lower center pivot clamps (3) to the launch frame (6) with new nyloc nuts (1), bolts

(9) and washers (2). Torque each bolt to 128 Ib/ft.

(5)

Insert eight new roll pins (10).

Follow on tasks

(1)

Grease the launch frame center pivots through the lubrication points provided.