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 9 of 29
TB9-2320-279-3 4
2-4. LOAD TEST PROCEDURES FOR GR0VE M977, GROVE M984, AND GROVE M985 CRANES.
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Based on a weight of 40.84 pounds/square foot/inch thickness.
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2-4.1 Initial Setup.
When loads are applied to the boom cable, all personnel must move
away to a safe distance. A load that falls can cause serious injury or
death to personnel.
Always wear heavy leather gloves when handling wire rope. Never
let wire rope run through hands. Frayed wire rope can cut hands.
Grove M984 Crane is used on M984E1 Wrecker. The crane used on
the M984 Wrecker is the HIAB Model 8109 (see paragraph 2-5) .
Failure to use proper procedure for crane load testing may result in
injury to personnel and/or damage to equipment.
a. Park vehicle on hard, level surface.
b. Inspect crane in accordance with Appendix A of TB43-0142. Equipment having defects sh
repaired in accordance with the appropriate technical manual.
c. Setup crane (Refer to TM 9-2320-279-10) .
2-4
WARNING
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