TM-9-2320-272-10

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

TECHNICAL MANUAL; OPERATOR'S MANUAL

SEPTEMBER 2004

CHANGE 2

TM-9-2320-272-10 - Page 221 of 481

TM 9-2320-272-10

2-120

Change 2

Ensure each layer of cable winds evenly, if not equipped with

level wind.

(5)

With parking brake applied, place transmission selector lever (2) in 1-5

(drive) and pull transmission power takeoff control lever (3) back to ENGAGE. Return

transmission selector lever (2) to N (neutral).

(6)

Pull front winch control lever (4) back to WIND and hold.

(7)

Winding speed and pulling capacity of winch is regulated by engine rpm.

To increase, depress accelerator pedal (5) or adjust hand throttle control (1).

(8)

Release winch control lever (4) to stop winding.

e.

Pulling Indirect Loads.

(1)

If vehicle (11) cannot be lined up straight with load (6), line vehicle (11) up

with a reliable go-between such as a large tree (10).

CAUTION

Do not perform front winch operation if direct pull or use of a

go-between object is unavailable.

(2)

Unwind enough cable (7) to reach tree (10) and load (6). Refer to task b.

for instructions on unwinding cable (7).

(3)

Attach snatch block (8) to cable (7) (task c).

(4)

Rig chain (9) from tree (10) to the snatch block (8). Attach cable chain to

pintle hook or lifting shackles of load (6) (task c).

(5)

Wind cable (7) until cable chain reaches snatch block (8) (task d).

2-22. OPERATION OF FRONT WINCH (Contd)