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 138 of 933

TM 9-2520-270-34

TRANSMISSION ROLLBACK

This tree covers inspection for a failure causing transmission rollback and for making repairs when

the fault is found.

Tools:

General mechanic’s tool kit:

automotive — (Item 33, App C)

References:

DA PAM 738-750

DA Form 2404

DA Form 2407

Equipment Conditions:

Personnel Required:

Transmission mounted on tip-over stand.

Track Veh Rep 63H10

See page 2-144.

NOTE

When directed to perform corrective actions, record necessary tasks on DA Form 2404 in

accordance with DA PAM 738-750. Do not make any corrective actions or repairs until directed

to do so at end of tree.

TRANSMISSION ROLLBACK

A

1. DISASSEMBLE TRANSMISSION. See task INSPECT

TRANSMISSION FOR CONTAMINATION, page 4-67.

2. IS TRANSMISSION CONTAMINATED?

Corrective action:

1. DISASSEMBLE AND CLEAN MAIN

HOUSING, See task CLEAN MAIN

HOUSING ASSEMBLY, page 4-155.

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