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 363 of 933

TM 9-2520-27-34

6. CHECK HOUSING BORE (1).

a. Using micrometer caliper set and

telescoping gage set, measure

diameter of housing bore (1).

b. If measurement is greater than

1.5015 inches (38.138 mm), return

reassembled housing (2) to depot.

8. INSTALL NEW GASKET (7).

INSTALL

NOTE

Piston is installed with open end up.

7. INSTALL PISTON (3), BOTTOM

HELlCAL SEAT (4), SPRING (5),

AND TOP HELICAL SEAT (6).

9. INSTALL PRIORITY VALVE COVER (8).

a. Aline holes in priority valve cover (8)

with holes in new gasket (7).

b. Using 3/8-inch drive brace handle and

7/16-inch socket, install two new lock

washers (9) and two long screws (10)

in holes (11). Install each screw

evenly one turn at a time.

10.

USING 3/8-INCH DRIVE TORQUE

WRENCH, EXTENSION, AND

7/16-INCH SOCKET, TORQUE

TWO SCREWS (10) TO 85-95 in-lb

(98-109 cmkg).

GO TO NEXT PAGE

4-63