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 591 of 933

TM 9-2520-270-34

8.

REMOVE MACHINE THREAD

PLUG (1).

a. Using 3/8-inch drive ratchet handle

and 1/8-inch socket wrench attach-

ment, remove plug (1).

b. Remove and discard preformed

packing (2).

10. CHECK BEARING BORE (5).

a. Using indicator caliper, measure

bearing bore (5).

b. Replace left-hand brake assembly (6)

if bearing bore (5) is greater than

4.529 inches (115.04 mm) in diameter.

Go to step 14.

11. CHECK PISTON BORES (7)

a. Using telescoping gage set and

9. REMOVE HOSE TO BOSS

ELBOW (3) IF ATTACHED.

a. Unscrew elbow (3).

b. Remove and discard preformed

packing (4).

b.

micrometer caliper set, measure four

piston bores (7).

Replace left-hand brake assembly (6)

if any piston bore (7) is greater than

2.122 inches (53.90 mm) in diameter.

Go to step 14.

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