TM 5-3810-306-10
LOAD CHART (Cont’d)
RT875CC 34’-60’ BOOM LIFTING CAPACITY NOTES
GENERAL:
1.
Rated loads as shown on lift chart pertain to this machine as originally manufactured and equipped. Modifications to
the machine or use of optional equipment other than that specified can result in a reduction of capacity.
2.
Construction equipment can be hazardous if improperly operated or maintained. Operation and maintenance of this
machine shall be in compliance with the information in this manual.
3.
The operator and other personnel associated with machine shall fully acquaint themselves with the safety standards
set forth in this manual.
SETUP:
1.
The machine shall be leveled on a firm supporting surface. Depending on the nature of the supporting surface, it may
be necessary to have structural supports under the outrigger floats or tires to spread the load to a larger bearing
surface.
2.
For outrigger operation, outriggers shall be fully extended with tires raised free of crane weight before operating the
boom or lifting loads.
3.
Tires shall be inflated to the recommended pressure before lifting on rubber.
OPERATION:
1.
Rated loads at rated radius shall not be exceeded. Do not tip the machine to determine allowable loads.
2.
All rated loads have been tested to and meet minimum requirements of SAE J1063 OCT80 - Cantilevered Boom
Crane Structures - Method of Test, and do not exceed 85% of the tipping load on outriggers as determined by SAE
J765 OCT80 Crane Stability Test Code.
3.
Rated loads apply to loads on hook for machines equipped with originally furnished hookblock, auxiliary boom nose
and overhaul ball.
4.
Load ratings are based on freely suspended loads. No attempt shall be made to move a load horizontally on the
ground in any direction.
5.
Rated loads do not account for wind on lifted load or boom. It is recommended when wind velocity is above 20 mph
(32km/h), rated loads and boom lengths shall be appropriately reduced.
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