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 788 of 933

TM 9-2520-270-34

REPAIR HYDRAULIC ACCUMULATOR

DESCRIPTION

This task covers: Disassemble (page 4-452). Assemble (page 4-454).

INITIAL SETUP

Tools:

Arbor press — (Item 3, App C)

General mechanic’s tool kit:

automotive — (Item 33, App C)

Inserted hammer face holder —

(Item 39A, App C)

Inserted hammer face — (Item 39B, App C)

Inserted hammer face — (Item 39C, App C)

Inside/outside indicator caliper —

(Item 41, App C)

Leather gloves — (Item 42, App C)

Machinist’s vise – (Item 47, App C)

Mechanical puller kit — (Item 51, App C)

Retaining-ring pliers — (Item 61, App C)

Slide hammer adapter — (Item 69, App C)

Socket wrench attachment —

(Item 78, App C)

Socket wrench set — (Item 88, App C)

Thermal drying oven — (Item 94, App C)

Tools: (cont)

Threaded die and tap set —

(Item 95, App C)

Torque wrench – (Item 98, App C)

Materials/Parts:

Sealant compound–(Item 11, App B)

Transmission oil–(Item 12, App B)

Encased seal

Preformed packing

Personnel Required:

Track Veh Rep 63H10

Equipment Conditions:

Hydraulic accumulator on workbench.

See page 4-448.

NOTE

Screw

will not come all the way out of assembly.

a.

REMOVE RETAINING RING (5).

1.

2.

FREE ACCUMULATOR PLUG (1).

a. Turn setscrew (2) out of assembly (3)

as far as it will go. Do not force

setscrew.

SCREW SLIDE HAMMER ADAPTER (4)

INTO PLUG (1) OF ASSEMBLY (3).

4-452

Change 2

b.

c.

Using arbor press, apply pressure to

adapter (4), and push plug (1) away

from retaining ring (5).

Release pressure and remove

assembly (3) from press.

Using retaining-ring pliers, compress

and pull retaining ring (5) from

assembly.