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 293 of 933

TM 9-2520-270-34

2. PLACE STEERING ARM ASSEMBLY (1)

ON PUNCH (2).

a. Secure 1/8-inch punch (2) in vise.

b. Place steering arm assembly (1) on

punch (2).

4.

INSPECT BALL ARM (3) FOR WELD

CRACKS, SURFACE DAMAGE, OR

BENDS.

a. Replace ball arm (3) if damaged.

WARNING

Do not allow steering arm

to come off punch when

disconnecting ball arm

spring.

Personnel can be

injured.

3. DISCONNECT BALL ARM (3).

a.

b.

c.

Thread Iockwire (4) through hook of

ball arm helical spring (5) and

form into loop.

Pull Iockwire (4) up and out to release

hook of spring (5) from ball arm (3).

Slide ball arm (3) out of steering

arm assembly (1).

5. CHECK BALL ARM (3).

a.

b.

c.

d.

Using micrometer caliper set, measure

diameter (6) of ball (7).

Replace ball arm (3) if measurement

is less than 0,4997 inch (12.692 mm).

Using indicator caliper, measure

distance (8) across y-part of ball

arm (3).

Replace ball arm (3) if measurement is

less than 2.398 inches (60.91 mm).

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