- Date
- September 24, 1975
- Place
- Phoenix, AZ · PHOENIX, AZ
- Injuries
- 2 uninjured
- Damage
- Substantial damage
- Phase of flight
- Enroute
- Aircraft
- N9666FHughes 269C
- Status
- Completed · report March 4, 1976
- Report
- Brief approved by the director
- FAA report
- 19750924042129A
- Case key
- 151336
From the NTSB’s public API. By law, NTSB reports can’t be used as evidence in lawsuits over the accident.
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NTSB brief
NTSB’s brief of the accident, as it was printed: the coded facts, with the probable cause and factors.
---------------------------------------------------------------------------------------------------------------------------- FILE DATE LOCATION AIRCRAFT DATA INJURIES FLIGHT PILOT DATA F S M/N PURPOSE ---------------------------------------------------------------------------------------------------------------------------- 3-4027 75/9/24 PHOENIX,AZ HUGHES 269C CR- 0 0 2 MISCELLANEOUS COMMERCIAL, AGE 25, 2645 TIME - 2014 N9666F PX- 0 0 0 POLICE PATROL TOTAL HOURS, 1365 IN DAMAGE-SUBSTANTIAL OT- 0 0 0 TYPE, NOT INSTRUMENT RATED. DEPARTURE POINT INTENDED DESTINATION PHOENIX,AZ LOCAL TYPE OF ACCIDENT PHASE OF OPERATION ENGINE FAILURE OR MALFUNCTION IN FLIGHT: NORMAL CRUISE HARD LANDING LANDING: POWER-OFF AUTOROTATIVE LANDING PROBABLE CAUSE(S) POWERPLANT - ENGINE STRUCTURE: VALVE ASSEMBLIES MISCELLANEOUS ACTS,CONDITIONS - OVERHEATED PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: INADEQUATE MAINTENANCE AND INSPECTION MISCELLANEOUS - EVASIVE MANEUVER TO AVOID COLLISION COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND REMARKS- CARB SET TOO LEAN. NR 2 CYL EXHAUST VALVE FAILED.EXTND GLIDE TO AVOID CAR,LDG ON ST.
Aircraft
- Registration
- N9666F
- Reported as
- Hughes 269C
- Category
- Helicopter
- Engine
- reciprocating
- Damage
- Substantial damage
N9666FRegistration cancelled Sep 20, 2012 · Hughes 269CAirframe modelHughes 269CEngine modelLycoming I0360 series
Matched to the registry by N-number and the event date; the registry’s history has gaps, so older matches can be wrong. Compare the reported make and model.
FAA reports on this event · 1
The FAA’s own accident and incident reports, matched to the aircraft by N-number and date.