NTSB Identification: SEA75FYC03
14 CFR Part 91 General Aviation
Aircraft: HILLER ACFT UH-12E, registration: N104HA----------------------------------------------------------------------------------------------------------------------------
FILE DATE LOCATION AIRCRAFT DATA INJURIES FLIGHT PILOT DATA
F S M/N PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2810 74/7/16 DAYTON,OREG HILLER ACFT UH-12E CR- 0 0 1 COMMERCIAL AIRLINE TRANSPORT, AGE
TIME - 1200 N104HA PX- 0 0 0 ASSOC CROP CTL ACTIVITY 27, 3800 TOTAL HOURS, 190
DAMAGE-SUBSTANTIAL OT- 0 0 0 IN TYPE, INSTRUMENT
RATED.
DEPARTURE POINT INTENDED DESTINATION
DAYTON,OREG LOCAL
TYPE OF ACCIDENT PHASE OF OPERATION
COLLISION WITH GROUND/WATER: UNCONTROLLED TAKEOFF: INITIAL CLIMB
PROBABLE CAUSE(S)
PILOT IN COMMAND - FAILED TO MAINTAIN ADEQUATE ROTOR R.P.M.
FACTOR(S)
PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: IMPROPER MAINTENANCE (OWNER PERSONNEL)
ROTORCRAFT - TRANSMISSION ROTOR DRIVE SYSTEM: CLUTCH ASSEMBLY
REMARKS- CLUTCH SHOE WORN.HIGH IDLE RPM.M/R DRIVE SHAFT FAILED DUE TO IMPACT.M/R SYS SEPARATED.
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