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 856 of 933

TM 9-2620-270-34

REPLACE SECOND RANGE RELAY VALVE ASSEMBLY

This task covers: Remove (page 4-514). Install (page 4-517).

INITIAL SETU P

Tools:

Crowfoot attachment – (Item 20, App C)

General mechanic’s tool kit:

automotive — (Item 33, App C)

Socket wrench adapter — (Item 75, App C)

Socket wrench attachment —

(Item 82, App C)

Socket wrench set — (Item 89, App C)

Torque wrench — (Item 99, App C)

Torque wrench – (Item 100, App C)

Wire-twister pliers — (Item 107, App C)

1.

2.

3.

4.

REMOVE CONTROLLER ASSEMBLY.

See task REPLACE CONTROLLER

ASSEMBLY, page 3-32.

REMOVE LEFT-HAND OUTPUT

HOUSING. See task REPLACE

LEFT-HAND OUTPUT HOUSING,

page 4-314.

REMOVE LEFT-HAND INTERMEDIATE

HOUSING ASSEMBLY. See task REPLACE

LEFT-HAND INTERMEDIATE HOUSING

ASSEMBLY, page 4-220.

REMOVE POSITIVE CLUTCH. See task

REPLACE POSITIVE CLUTCH,

page 4-356.

DELETED.

Materials/Parts:

Lockwire–(Item 5, App B)

Transmission oil–(Item 12, App B)

Preformed packing (4)

Preformed packing

Personnel Required:

Track Veh Rep 63H10

Equipment Conditions:

Transmission mounted on tip-over stand.

See page 2-144.

6. REMOVE DIPSTICK (1) AND

DIPSTICK TUBE ASSEMBLY (2).

a.

b.

c.

Using wire-twister pliers, remove and

discard Iockwire (3).

Using 3/8-inch drive ratchet handle and

7/16-inch socket, remove screw (4).

Remove dipstick (1) and dipstick

tube assembly (2) with clamp (5).

4-514

Change 3

5.