TM-9-2320-272-24-3

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

TECHNICAL MANUAL; UNIT, DIRECT SUPPORT, AND GENERAL SUPPORT MAINTENANCE MANUAL; VOLUME 3 OF 4

JUNE 1998

TM-9-2320-272-24-3 - Page 696 of 799

4-207. TRANSFER

TM 9-2320-272-24-3

1.

2.

3.

4.

5.

6.

7.

Install new oil seal (3) on PTO oil pump drive gear assembly (4).

Install PTO oil pump drive gear assembly (4) on transfer case main input shaft (2). Align set-

screw (1) hole in gear assembly (4) with recess in main input shaft (2).

Install setscrew (1) in PTO oil pump drive gear assembly (4) and apply adhesive sealant to threads

of setscrew (1). Tighten setscrew (1) 84-108 lb-in. (10-12 N•m).

Install PTO (10) on transfer case (7) with six washers (6) and screws (5). Tighten screws (5) 40-65 lb ft,

(54-88 N•m).

NOTE

Wrap male pipe threads with antiseize tape prior to installation.

Install adapter (9) on PTO (10).

Connect transfer case oil return line (8) to adapter (9).

Install PTO clevis (13) on PTO select lever (15) with clevis pin (14), washer (12), and new cotter

pin (11).

4-960