TM-9-2320-338-10

TRUCK, CARGO, 8X8, M977A4

TECHNICAL MANUAL; OPERATOR'S MANUAL

OCTOBER 2008

TM-9-2320-338-10 - Page 521 of 1120

10

9

M977A4 SHOWN

Allison

Transmission

TRAILER

AIR SUPPLY

M

M

4

23

27

26

25

3

24

2

Figure 16.

53. Ensure TRACTION CONTROL lever (24) is set to INTER-AXLE DIFF. LOCK.

54. Ensure traction control switch (24) is set to INTER AXLE.

55. Apply service brake pedal (25).

56. Set transmission range selector (26) to 1 (1st gear range).

57. Release service brake pedal (25).

58. Move winch shift lever (4) to IN and apply slight pressure to throttle pedal (27).

NOTE

Keep winch cable tight at all times so cable does not get tangled with

vehicle.

59. Adjust position of throttle pedal (27) to change engine speed as needed to keep winch

cable (9) tight and vehicle moving.

60. When mired vehicle is on solid ground, release winch shift lever (4) to center position.

61. Park vehicle. (WP 0056)

62. Set winch shift lever (4) to OUT and pay out winch cable (9) until all tension is off cable.

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