TM-9-2320-428-10

TRUCK, CARGO, 8X8, M977

TECHNICAL MANUAL; OPERATOR'S MANUAL

JUNE 2009

TM-9-2320-428-10 - Page 273 of 1072

ROTATE AND TELESCOPE BOOM - Continued

•

Operator must keep control of load at all times. If necessary, attach

cargo tie downs to load for control. Failure to comply may result in

injury or death to personnel.

•

If electrical power fails during crane operation, move switch on

REMOTE CONTROL UNIT to SHUTDOWN position. Failure to

comply may result in injury or death to personnel.

CAUTION

Boom must be above vehicle sides for clearance. Hitting side of vehicle

with boom may cause damage to boom or vehicle.

NOTE

Operate control levers with light, even pressure. Moving lever slightly will

cause slow movement of crane. Moving lever to full travel will cause faster

movement of crane.

1.

Move SWING control lever (1) to CW position to move boom (2) clockwise.

Figure 14.

2.

Move SWING control lever (1) to CCW position to move boom (2) counterclockwise.

CAUTION

Keep hook block at least 2 ft. (0.61 m) from end of boom. If hook block

hits end of boom it may damage cable or hook block and crane will lose

power. Wait six seconds for power to return and check crane for damage.

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