Remove - TM-5-5420-279-230859

TM 5-5420-279-23

Remove

(1)

Deploy the A-Frame.

(2)

Deploy the slide frame.

(3)

Remove the fixed walkway; see unit maintenance procedure 5-090, to gain access to the

crossbeam mounting bolts (1,2).

(4)

Support the rotate cylinders (4 and 5) and disconnect them from the crossbeam (8). See

unit maintenance procedure 5-077.

(5)

Note the position of and remove the hydraulic hoses connected to the crossbeam (8).

(6)

Note the position of and remove the electrical harnesses connected slide frame junction

box (7) on the crossbeam (8).

(7)

Support the weight of the crossbeam (8).

(8)

Remove the 20 bolts and washers (1 and 2), 10 on each bracket, securing the crossbeam

to slide frame section three (3 and 6).

(9)

Remove the crossbeam (8).

(10)

Check the crossbeam for damage.

(11)

Check all threaded components for damage.

(12)

Check the electrical harnesses and hydraulic hoses for damage.

(13)

Change components as required.

Install

(1)

Fit the crossbeam (8) to the slide frame section three (3 and 6).

(2)

Secure in place with the 20 washers and bolts.

(3)

Fit the electrical harnesses in the positions noted during removal.

(4)

Fit the hydraulic hoses in the positions noted during removal.

(5)

Fit the rotate cylinders (4 and 5). See unit maintenance procedure 5-077.

(6)

Fit the fixed walkway. See unit maintenance procedure 5-090.

Follow on task

(1)

Carry out a functional check on the launch system.

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