ASN Wikibase Occurrence # 132936
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Date: | Thursday 13 October 1994 |
Time: | 05:40 LT |
Type: | Hiller UH-12E |
Owner/operator: | Helicair Ag, Inc. |
Registration: | N145HA |
MSN: | HA3045 |
Total airframe hrs: | 6668 hours |
Engine model: | Lycoming VO-540-C2A |
Fatalities: | Fatalities: 0 / Occupants: 1 |
Aircraft damage: | Destroyed |
Category: | Accident |
Location: | Salinas, CA -
United States of America
|
Phase: | Manoeuvring (airshow, firefighting, ag.ops.) |
Nature: | Agricultural |
Departure airport: | (KSNS) |
Destination airport: | (KSNS) |
Investigating agency: | NTSB |
Confidence Rating: | Accident investigation report completed and information captured |
Narrative:ACCORDING TO THE OPERATOR, THIS WAS THE FIRST FLIGHT OF THE DAY FOR THE HELICOPTER. A GROUND LOADER CREWMAN WAS WATCHING THE APPLICATION RUN AND REPORTED THAT HE SAW WHITE SPARKS AND A FIRE IN THE AREA OF THE ENGINE, THEN THE HELICOPTER BEGAN TO SPIN AND FELL TO THE GROUND. A FIRE THEN ENVELOPED THE AIRCRAFT. AN FAA INSPECTOR RESPONDED TO THE ACCIDENT SITE AND EXAMINED THE HELICOPTER. HE REPORTED THAT DRIVE SYSTEM CONTINUITY WAS ESTABLISHED THROUGHOUT THE AIRCRAFT, AND THAT ALL ROTATING COMPONENTS OF THE MAIN AND TAIL ROTOR SYSTEMS WERE ACCOUNTED FOR IN THE WRECKAGE. THE ENGINE WAS EXAMINED IN DETAIL. THE ACCESSORY SECTION, ALL ACCESSORIES, THE CARBURETORS, MAGNETOS, PUMPS, AND ENGINE COMPARTMENT FUEL AND OIL LINES WERE COMPLETELY MELTED. THE NUMBER TWO CYLINDER HEAD SUSTAINED EXTREME HEAT DISTRESS WITH PARTIAL MELTING OF THE HEAD NOTED. THE VALVES, VALVE SPRINGS, ROCKER ARMS, AND VALVE SEATS FOR THE NUMBER TWO CYLINDER HEAD WERE PRESENT IN THE REMAINS OF THE HEAD. NO EVIDENCE WAS FOUND OF AN INTERNAL CATASTROPHIC FAILURE.
Probable Cause: an in-flight engine compartment fire for undetermined reasons.
Accident investigation:
|
| |
Investigating agency: | NTSB |
Report number: | LAX95LA005 |
Status: | Investigation completed |
Duration: | 5 months |
Download report: | Final report |
|
Sources:
NTSB LAX95LA005
History of this aircraft
Other occurrences involving this aircraft
28 October 1978 |
ZK-HJY |
Wanganui Aero Work Ltd |
0 |
Waimiha, King Country |
|
unk |
Collision with pole or wires |
Revision history:
Date/time | Contributor | Updates |
21-Dec-2016 19:25 |
ASN Update Bot |
Updated [Time, Damage, Category, Investigating agency] |
09-Apr-2024 18:43 |
ASN Update Bot |
Updated [Time, Other fatalities, Departure airport, Destination airport, Source, Narrative, Accident report] |
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