NTSB Identification: OAK72FJA12
14 CFR Part 91 General Aviation
Aircraft: BELL 47G-5, registration: N8544F----------------------------------------------------------------------------------------------------------------------------
FILE DATE LOCATION AIRCRAFT DATA INJURIES FLIGHT PILOT DATA
F S M/N PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0283 72/1/21 KOLOA,HAWAII BELL 47G-5 CR- 0 0 1 COMMERCIAL COMMERCIAL, FL.INSTR.,
TIME - 0830 N8544F PX- 0 0 0 AERIAL APPLICATION AGE 31, 4700 TOTAL HOURS,
DAMAGE-SUBSTANTIAL OT- 0 0 0 500 IN TYPE, NOT
INSTRUMENT RATED.
DEPARTURE POINT INTENDED DESTINATION
KOLOA,HAWAII LOCAL
TYPE OF ACCIDENT PHASE OF OPERATION
COLLISION WITH GROUND/WATER: UNCONTROLLED IN FLIGHT: UNCONTROLLED DESCENT
PROBABLE CAUSE(S)
ROTORCRAFT - FLIGHT CONTROL SYSTEMS: CYCLIC PITCH CONTROL SYSTEM
SYSTEMS - FLIGHT CONTROL SYSTEMS: FLIGHT CONTROL BOOST SYSTEMS, HYDRAULIC
MISCELLANEOUS ACTS,CONDITIONS - FATIGUE FRACTURE
SPECIAL DATA
TOTAL HOURS IN CROP CONTROL - 4700 KIND OF OPERATION - OTHER
KIND OF CROP - OTHER TYPE OF CHEMICAL USED - LIQUID CHEMICAL-NONTOXIC
PILOT' S SEAT BELT -FASTENED-PROPERLY GLOVES - NOT USED
GOGGLES - NOT USED CRASH HELMET - AVAILABLE USED
COCKPIT CRASHPAD - NOT INSTALLED CRASH BAR - NOT INSTALLED
TANK/HOPPER-LOCATION - SIDES TERRAIN-TYPE -ROLLING
ELEVATION-AREA BEING TREATED-FEET - 500
REMARKS- CTL BOOST CYL FAILED IN LOCKED PSN.PLT UN TO MOVE CYCLIC CTL FORE OR AFT.HELO HIT IN NS DN ATT.
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