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 222 of 481

NOTE

If load is on a slope, block wheels of lead before loosening cable.

(6)

Briefly push front winch control lever (4) forward to WINCH. Cable (7)

will unwind (loosen) to permit removal of snatch block (8).

(7)

Remove snatch block (8) and utility chain (9).

(8)

Continue winding operation.

f.

Lifting and Lowering Loads.

(1)

A-frame kit is installed and rigged by unit maintenance.

WARNING

• Vehicle will become charged with electricity if A-frame contacts

or breaks high-voltage wire. Do not leave vehicle while charged

with high-voltage. Notify nearby personnel to have electrical

power turned off. Failure to do this may result in injury or death.

• Do not lower load without a ground guide. Direct all personnel

to stand clear of lifting operation. Swinging loads may cause

injury or death.

CAUTION

• Do not winch out line loads for distances greater than 10 ft

(3 m), as this may result in damage to winch brakedrum.

• Do not attempt to lift loads heavier than 3,000 lb (1,362 kg), as

this may result in damage to the A-frame kit.

(2)

Rig winch to load (task c).

(3)

To lift load, follow same winding instructions as in task d.

TM 9-2320-272-10

2-121

2-22. OPERATION OF FRONT WINCH (Contd)