TM-9-2320-434-10

TRUCK, LOAD HANDLING SYSTEM (LHS), 8X8, M1120

TECHNICAL MANUAL; OPERATOR'S MANUAL

JUNE 2009

TM-9-2320-434-10 - Page 396 of 1324

UNLOADING - Continued

CAUTION

Engine speed must be at idle before using hydraulic selector switch, or

damage to equipment may result.

8.

Turn hydraulic selector switch (9) to AUTO.

WARNING

When loading or unloading containers on uneven ground (side slope or

downgrades up to 5 degrees), it may be necessary to apply vehicle

service brakes to prevent vehicle rollaway. Failure to comply may result

in injury or death to personnel.

NOTE

LHS will not operate and unload if rear container locks are engaged.

9.

Move joystick (10) to UNLOAD. Container (11) will start to move rearward. LHS NO

TRANS indicator (12) will illuminate. Maintain engine speed at idle until front of

container raises approximately 1 ft. (30 cm).

NOTE

The amount of time to load and unload is controlled by engine speed.

Engine speed can be increased to approximately 1500 rpm to reduce

loading and unloading times.

10.

Continue to unload container (11) until back edge of container touches ground.

11.

Release service brake pedal (5) and allow container (11) to push vehicle forward from

under container.

12.

As front of container (11) approaches within approximately 8 in. (20.3 cm) of ground,

decrease engine speed to idle and apply service brake pedal (5).

TM 9-2320-434-10

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