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 585 of 933

TM 9-2520-270-34

CAUTION

Do not pry against clutch

to equipment can occur.

disk. Damage

14. REMOVE BRAKE (1).

a. Remove six self-locking bolts (2),

washers (3), and oil baffle (4). Discard

bolts.

b. Using pry bar, pry off brake (1).

16. INSPECT CLUTCH DISK (7) ON

SPUR GEARSHAFT (8).

a.

b.

4-258

Remove disk (7) and inspect both

sides for damage. See page 2-5.

If disk (7) is damaged, replace it

and go to step 17. If not, go to

step 16.1.

Change 2

15. INSPECT FOUR PADS (5) ON

PISTON ASSEMBLIES (6).

a. Inspect four pads (5) for damage. See

page 2-5.

b. If pads (5) are not damaged, go to

step 16. If any pad is damaged, replace

all piston assemblies (6), See task

REPAIR LEFT-HAND SINGLE

DISK BRAKE, page 4-262.

16.1 CHECK DISK (7).

a.

b.

c.

d.

Using micrometer caliper set,

measure thickness of disk (7) in

three places.

Replace disk (7) if thickness is

less than 0.150 inch (3.81 mm).

Using flat surface and feeler gage,

check disk (7) for warpage. Check

inside and outside edges in three

places.

Replace disk (7) if warpage is

greater than 0.010 inch (0.25 mm).