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 746 of 1015

TM 9-2320-272-24-1

3-141. TRANSMISSION OIL COOLER AND MOUNT (M939A2) REPLACEMENT (Contd)

b. Installation

1.

Install splash panel extension (22) on bracket (25) and frame rail (19) with four screws (21), new

lockwashers (24), and new locknuts (23).

NOTE

Male pipe threads must be wrapped with antiseize tape before

installation.

2.

Install new O-ring (12), washer (13), nut (14), and elbow (15) on oil cooler (11).

3.

Install new O-ring (8), washer (7), nut (6), and oil sampling valve (5) on oil cooler (11).

4.

Install oil cooler (11) on bracket (3) and splash panel extension (22) with four washers (10), screws (9),

washers (10), and new locknuts (20).

5.

Connect hoses (2) and (16) to oil cooler (11) and tighten clamps (1) and (17).

6.

Connect transmission oil lines (4) and (18) to oil sampling valve (5) and elbow (15).

CAUTION

When filling cooling system, ensure drain valve on aftercooler is

open. Failure to do so may result in damage to equipment.

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