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 145 of 1324

OPERATOR MAINTENANCE

LOAD HANDLING SYSTEM (LHS) AND CONTAINER HANDLING UNIT (CHU)

OPERATION

Fluid power for the LHS is provided by a hydraulic pump driven by the power take-off (PTO)

mounted on the transmission.

The PTO switch, located in the cab, is used to engage and disengage the PTO.

Hydraulic fluid is drawn from and returns to the hydraulic reservoir by hydraulic hoses.

LOAD HANDLING SYSTEM (LHS)

The LHS (1) is fully hydraulic, powered by the vehicle hydraulic system, and is operated by

a hydraulic selector switch (2) and a joystick (3), located to the driver's right in the vehicle

cab.

4

3

1

2

STEERING WHEEL SHOWN

REMOVED FOR CLARITY

Figure 1.

The LHS control system is electrically-powered from the vehicle electrical system.

The LHS is capable of the following, with a flatrack (FR) loaded with a 11 ton (9 988 kg)

nominal payload:

Loading/unloading the FR from the vehicle to 12 in. (30 cm) below ground level and any

intermediate level.

Loading/unloading from uneven ground slopes of 5 degrees from the vehicles lateral and

horizontal axis.

TM 9-2320-434-10

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