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 772 of 1015

TM 9-2320-272-24-1

3-148. TRANSMISSION TO TRANSFER CASE PROPELLER SHAFT MAINTENANCE (Cod)

b. Disassembly

1.

Remove grease fitting (5) from input yoke (4).

2.

Remove four screws (1), lockwashers (2), and cross assembly (3) from input yoke (4). Discard

lockwashers (2).

3.

Separate input yoke (4) from output yoke (7). Replace oil seal (6) if damaged.

c. Assembly

NOTE

Perform step 1 only if seal was removed.

1.

Install seal assembly (6) over splined output yoke (7).

2.

Install output yoke (7) into input yoke (4).

3.

Install cross assembly (3) on input yoke (4) with four new lockwashers (2) and screws (1).

4.

Install grease fitting (5) on input yoke (4).

d. Installation

1.

Install propeller shaft (13) between transmission yoke (9) and transfer case yoke (12) with four new

lockwashers (10) and screws (11). Tighten screws (11) 90-110 lb-ft (122-149 N.m).

2.

Place transfer case lever (8) in neutral position.

3.

Turn propeller shaft (13) until remaining screws (11) can be installed.

4.

Place transfer case lever (8) in high position.

5.

Install propeller shaft (13) between transmission yoke (9) and transfer case yoke (12) with four

remaining new lockwashers (10) and screws (11). Tighten screws (11) 90-110 lb-ft (122-149 N.m).

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