Install - TM-5-5420-279-230763

TM 5-5420-279-23

(8)

Remove the inner guide support roller (2). See unit maintenance procedure 5-018.

(9)

Remove the lower locking pin 'R' clip (8).

(10)

Remove the lower locking pin (9).

(11)

Remove the spring pin (7).

(12)

Remove the locking collar (6).

(13)

Remove the two bolts and washers (5) securing the clamp block (4).

(14)

Note the position of and remove the clamp block (4).

(15)

Remove the hinge pin (3) complete with thrust washer.

(16)

Check all threaded components for wear and damage.

(17)

Check the levels for damage.

(18)

Check the top and bottom friction linings and for wear and damage.

(19)

Check all welds for cracking and corrosion.

(20)

Replace components as necessary.

(21)

Remove the lower center beam (1) from the A-Frame.

Install

NOTE

Steps 2 through 9 will have to be done to each hinge of the lower center beam.

(1)

Position the upper center beam (1) on the A-Frame.

(2)

Fit the hinge pin (3) and thrust washer.

(3)

Apply thread locking compound to all bolts.

(4)

Fit the clamp block (4) in the position noted during Remove and secure with bolts and

washers (5).

(5)

Fit the locking collar (6) to the hinge pin (3).

(6)

Secure the locking collar (6) with the spring pin (7).

(7)

Fit the lower locking pin (9).

(8)

Fit the lower locking pin 'R' clip (8).

(9)

Fit the inner guide support roller (2). See unit maintenance procedure 5-018.

(10)

Connect any brackets that retain hydraulic pipes or electrical cables to the lower center

beam.

(11)

Fit the support struts. See unit maintenance procedure 5-027.

(12)

Fit the folding cylinders. See unit maintenance procedure 5-014.

(13)

Fit the shoot bolt assemblies. See unit maintenance procedure 5-026.

(14)

Fit the limit switches. See unit maintenance procedure 5-023.

(15)

Fit the stabilizer manifold. See direct support maintenance procedure 6-002.

(16)

Fit the A-Frame to the launch vehicle. See direct support maintenance procedure 6-006.

6-19