TM 9-2320-392-10-1
M1089A1 MATERIAL HANDLING CRANE (MHC)
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OPERATION - Continued
RAISE AND LOWER LOAD - Continued
WARNING
Ensure that there are at least five wraps of cable on hoist drum at
all times. Failure to comply may result in serious injury or death to
personnel or damage to equipment.
CAUTION
Do not jerk HOIST lever. Load may bounce and cause load to separate from
hook assembly. Failure to comply may result in damage to equipment.
Do not lift load heavier than maximum rating for MHC (5,000 lb. (2,268 kg)).
Failure to comply may result in damage to equipment.
Ensure boom and load are clear of vehicle sides when loading and unloading
cargo. Hitting side of vehicle with boom or load may damage MHC, load, or
vehicle.
6.
Move HOIST lever (22) to UP position to lift load.
7.
Move BOOM lever (23) to UP position to lift load higher as required.
8.
Move HOIST lever (22) to DOWN position to lower load.
9.
Move BOOM lever (23) to DOWN position to lower load further as required.
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