TM-9-2320-272-24-1

TRUCK, 5-TON, 6X6, M939, M939A1, AND M939A2 SERIES TRUCKS (DIESEL)

TECHNICAL MANUAL; UNIT, DIRECT SUPPORT, AND GENERAL SUPPORT MAINTENANCE MANUAL; VOLUME 1 OF 4

JUNE 1998

TM-9-2320-272-24-1 - Page 737 of 1015

TM 9-2320-272-24-1

3-137. TRANSMISSION MOUNTING BRACKET AND ISOLATOR (M939A2) REPLACEMENT

THIS TASK COVERS:

a. Removal

b. Installation

INITIAL SETUP:

APPLICABLE MODELS

REFERENCES (TM)

M939A2

TM 9-2320-272-10

TOOLS

TM 9-2320-272-24P

General mechanic’s tool kit (Appendix E, Item 1)

EQUIPMENT CONDITION

Transmission jack (Appendix E, Item 147)

Parking brake set (TM 9-2320-272-10).

MATERIALS/PARTS

GENERAL SAFETY INSTRUCTIONS

Two lockwashers (Appendix D, Item 350)

Keep hands clear of transmission during bracket

Two lockwashers (Appendix D, Item 392)

and isolator replacement.

a. Removal

WARNING

Keep hands clear of transmission when removing bracket and

isolator. A slipped jack may result in injury to personnel.

1.

Using a transmission jack, raise transmission (7) and remove two screws (5) and lockwashers (6)

from transmission mounting bracket (8). Discard lockwashers (6).

2.

Remove two screws (2), lockwashers (3), isolator (4), and transmission mounting bracket (8) from

bracket (1). Discard lockwashers (3).

b. Installation

NOTE

It will be necessary to raise and lower transmission slightly to

obtain proper alignment of screws.

1.

Install transmission mounting bracket (8) on bracket (1) with isolator (4), two new lockwashers (3),

and screws (2).

2.

Using jack, position transmission (7) on transmission mounting bracket (8) and install with two new

lockwashers (6) and screws (5).

3-373