TM-9-2520-270-34

HYDROMECHANICAL CROSSDRIVE, TRANSMISSION HMPT 500 AND TRANSMISSlON CONTAINER ASSEMBLY

TECHNICAL MANUAL; DIRECT AND GENERAL SUPPORT MAINTENANCE

NOVEMBER 1984

TM-9-2520-270-34 - Page 789 of 933

TM 9-2520-270-34

NOTE

Encased seal consists of a seal and two backup

rings.

4. REMOVE PLUG (1).

a. Place assembly (2) in vise.

b. Thread slide hammer (3) into slide

hammer adapter (4).

c. Pull out plug (1) from assembly (2).

d. Remove encased seal (5) from plug (1)

Discard seal.

6. REMOVE SETSCREW (6).

a.

b.

c.

Push hydraulic accumulator piston (7)

in and hold.

Using 1/4-inch ratchet handle and

3/32-inch socket wrench attachment,

turn setscrew (6) in until it goes

through wall of assembly (2).

Remove setscrew (6).

5. REMOVE ASSEMBLY (2)

FROM VISE.

a. Remove slide hammer (3) from slide

hammer adapter (4).

b. Remove slide hammer adapter (4)

from plug (1)

7. REMOVE PISTON (7).

a. Using plastic-faced hammer, tap

assembly (2) to remove piston (7).

b. Remove and discard preformed

packing (8) from piston (7).

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