Remove - TM-5-5420-279-230514

TM 5-5420-279-23

Remove

(1)

De-pressurize hydraulic system. Refer to unit maintenance procedure 5-118.

(2)

Release the hydraulic pressure in the cylinder refer to unit maintenance procedure 5-123.

(3)

Starting at the cross member end of the rotate cylinder (1).

(4)

Remove the nuts and bolts (2) securing the energy chain brackets (3) to the rotate cylinder

(1).

(5)

Remove one half of the energy chain bracket (3).

(6)

Remove the two bolts and lock washers (4) and remove the locking plate (5). Discard the

lock washers.

(7)

Note the position of and remove the two hydraulic hoses (7) connected to the rotate

cylinder (1).

(8)

Move to the A-Frame end of the rotate cylinder (1).

(9)

Remove the nuts and bolts (8) securing the energy chain brackets (9) to the rotate cylinder

(1).

(10)

Remove one half of the energy chain bracket (9).

NOTE

The pivot pin locking plate is part of the energy chain bracket (11).

(11)

Remove the two bolts and lock washers (10) and remove the pivot pin locking plate/energy

chain bracket (11). Discard the lock washers.

(12)

Support the weight of the rotate cylinder (1).

(13)

Remove the rotate cylinder pivot pins (6 and 12).

(14)

Remove the rotate cylinder (1).

(15)

Inspect components for damage and corrosion.

(16)

Examine flats and threads for damage.

(17)

Replace components as required.

Install

NOTE

The following install procedures contain the call outs for both the cross member and

A-Frame ends of the rotate cylinder, use the call outs as applicable.

(1)

Position the rotate cylinder (1) and insert the rotate cylinder pivot pins (6 and 12).

(2)

Fit the rotate cylinder locking plates (11 and 5).

(3)

Apply thread locking compound to the bolts (10 and 4).

(4)

Secure the pivot pin locking plates (11 and 5) with the washers and bolts (10 and 4).

(5)

Fit the energy chain brackets (3 and 9) and secure in place with bolts and nuts (8 and 2).

(6)

Fit the two hydraulic hoses (7) to the positions noted during removal.

Follow on task

(1)

Operate the rotate cylinders in accordance with the operator's manual TM 5-5420-279-10.

5-258