TB-9-2320-279-34
TECHNICAL BULLETIN; TEST PROCEDURES
DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE LEVELS LOAD TESTING HEAVY EXPANDED MOBILITY TACTICAL TRUCK (HEMTT) VEHICLE CRANES
TB-9-2320-279-34 - Page 15 of 29
TB 9-2320-279-34
Never rotate crane over crane operator. Injury or death to personnel
and/or damage to equipment may occur if crane fails during rotational
maneuver.
CAUTION
Do not contact vehicle with test load. Damage to vehicle may result.
NOTE
Two soldiers are required to do step g.; one to operate the crane and one
to signal the crane operator to ensure that the load does not hit the side
of the vehicle.
g. Rotate crane boom first right and then left, stopping short of load contacting the vehicle. Return
crane boom to a position in line with the centerline of vehicle.
CAUTION
Do not contact crane with test load. Damage to crane may result.
h. Raise boom to maximum elevation. Raise and lower test load with crane winch. Return boom to
initial elevation. Retract and extend boom. Do not exceed rated load radius. All crane movements should
be smooth (without jerking). If not, determine the cause, repair, and retest.
i. End of test. Lower and disconnect load. Return crane to stowage position and shut down. (Refer
to TM 9-2320 -279-10).
2-5. LOAD TEST PROCEDURES FOR HIAB 8109 CRANE.
2-5.1. Initial Setup.
a. Park vehicle on a hard level surface.
b. Inspect the crane in accordance with Appendix A of TB43-0142. Equipment having defects
should be repaired in accordance with the appropriate technical manual.
c. Setup crane and exercise all crane functions to their full extent, without a load, for a period of 15
minutes. (Refer to TM 9-2320-279-10 or TM 9-2320-354-10).
2-10
Warning
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