TM 5-3810-293-14&P-1
SECTION I
INTRODUCTION
The carrier engine serves as the power supply for both
DESCRIPTION
the upper and lower. A pump drive, mounted at the front
of the engine drives the hydraulic pumps which provide
the hydraulic power for the upper. Hydraulic fluid under
This truck crane is a fully hydraulic machine. All work
pressure is delivered through a swivel to the control
functions are performed by fluid power.
Hydraulic
valves in the upper. When the operator engages the
cylinders are used to raise or lower and extend or retract
controls in the operator's cab, the control valves direct
the boom; hydraulic winches raise or lower the load on
the fluid to the boom cylinders, swing motor, and winch
the main hoist and jib lines; a hydraulic motor swings
motors.
(rotates) the upper of the machine on the carrier.
Figure 1-2. Crane Terminology
TABULATED DATA
DIMENSIONS AND TRANSPORTATION DATA
Overall length, with boom in travel position .................................................................................. 38'-1-3/8" (11.62 m)
Overall length, without boom ........................................................................................................ 33'-1-1/2" (10.10 m)
Overall width ............................................................................................................................................. 8'-" (2.44 m)
Overall height ........................................................................................................................................... '-0" (3.00 m)
Ground clearance ........................................................................................................................... 0'-10-1/2" (0.27 m)
Gross vehicle weight, with main and auxiliary winches, jib, bottom
block, 4,500 lb (2,041 kg) counterweight, & 1/2 tank of fuel......... 80' Boom (24.38 m) 64,400 lbs. (29,211 kg)
100' Boom (30.48 m) 65,300 lbs. (29,620 kg)
Weight Distribution
Front axle........................................................................................................ 80' Boom 26,600 lbs (12,066 kg)
100' Boom 27,200 lbs (12,338 kg)
Rear axle ........................................................................................................ 80' Boom 37,800 lbs (17,146 kg)
100' Boom 38,100 lbs (17,282 kg)
1-1-2
