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 741 of 933

TM 9-2520-270-34

14. CHECK DIRECTIONAL CONTROL

SLIDE (1).

a.

b.

c.

d.

Using micrometer caliper set, measure

two diameters (2).

Replace slide (1) if measurements are

less than 1.1237 inches (28.542 mm).

Measure diameter (3).

Replace slide (1) if measurement is less

than 0.9987 inch (25.367 mm).

15. CHECK RING (4).

a. Using telescoping gage set and

micrometer caliper set, measure bore of

ring (4).

b. Replace ring (4) if bore measurement is

greater than 1.0015 inches (25.438 mm).

NOTE

Two types of dashpots are in use with this valve

assembly.

15.1 INSPECT DASHPOT AND DETERMINE

TYPE.

a. If dashpot is type (5), go to step 15.2.

b. If dashpot is type (6), go to step 16.

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