TM-9-2320-432-10

TRUCK, CARGO, 8X8, M985

TECHNICAL MANUAL; OPERATOR'S MANUAL

JUNE 2009

  TM-9-2320-432-10 - Page 276 of 1076

ROTATE AND TELESCOPE BOOM - Continued
NOTE
When crane is overloaded, M977 and M985 overload system will
automatically shut off power to telescope boom out, raise boom, or
hoist load any higher. The M977 overload system will also prevent
lowering boom. Overload condition can be corrected by lowering load
to ground or other supporting surface by using HOIST control lever
only.
When telescoping the boom, the TELESCOPE and HOIST control
levers should be operated at the same time.
Crane movement from one lever may be slower than the other when
operating two levers together.
3.
Move TELESCOPE control lever (3) to OUT position to extend boom (2) and move
HOIST control lever (4) to DOWN position to pay out cable (5).


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