TM-9-2320-272-24-4

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

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

JUNE 1998

TM-9-2320-272-24-4 - Page 422 of 836

5-63. TRANSFER

TM 9-2320-272-24-4

28.

Apply gasket sealant to mating surfaces of transfer case cover (1) and housing (5).

29.

Install three dowel pins (2) on transfer case cover (1).

30.

Align dowel pins (2) on transfer case cover (1) with holes in transfer case housing (5) and install

transfer case cover (1) on transfer case housing (5) with nineteen washers (4) and screws (3).

Tighten screws (3) 40-65 lb-ft (54-88 N•m).

31.

Tap around outer edge of bearing race (8) to seat against main input shaft bearing (9).

32.

Install baffle (7) on main input shaft (6).

NOTE

Perform steps 32 through 34 for vehicles equipped with PTO.

33.

Apply adhesive sealant to setscrew (11).

34.

Install new seal (12) and PTO drive gear (10) on recess of main input shaft (9) with setscrew (11).

Tighten setscrew (11) 12-16 lb-ft (16-22 N•m).

35.

Apply sealing compound to PTO (16) and transfer case (15) and install PTO (16) on transfer

case (15) with six washers (14) and screws (13). Tighten screws (13) 140-65 lb-ft (54-36 N•m).

5-416