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 533 of 933

TM 9-2520-270-34

CAUTION

Two “C” clamps are under spring pressure.

Use care when removing “C” clamps. Failure

to do so can result in loss of parts.

2. REMOVE BACKUP PLATE (1), FOUR

CLUTCH FRICTION PLATES (2), AND

FOUR CLUTCH SEPARATOR

PLATES (3).

a.

b.

c.

d.

Plates must be installed in same

order as removed.

Loosen two “C” clamps (4) evenly.

Remove two “C” clamps (4).

Remove backup plate (1), four friction

plates (2), and four separator

plates (3).

3. REMOVE EIGHT SPRINGS (5).

4-212

4. SEPARATE

PISTON (6)

WARNING

Compressed air can injure

you and others. Do not aim air

at soldiers. Do not use more

pressure than 20 psi (138 kPa).

Always wear goggles.

THIRD RANGE CLUTCH

FROM HOUSING (7).

a. Remove piston (6) from housing (7)

by applying air pressure to oil

port (8) in bushing (9).

b. Remove and discard preformed

packing (10).