ASN Wikibase Occurrence # 366685
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Date: | Saturday 30 June 1990 |
Time: | 11:30 LT |
Type: | de Havilland Canada DHC-3 Otter |
Owner/operator: | Wright Air Service |
Registration: | N17689 |
MSN: | 431 |
Year of manufacture: | 1961 |
Total airframe hrs: | 7111 hours |
Engine model: | P&W R-1340 |
Fatalities: | Fatalities: 0 / Occupants: 9 |
Aircraft damage: | Substantial |
Category: | Accident |
Location: | Beaver Village, AK -
United States of America
|
Phase: | En route |
Nature: | Unknown |
Departure airport: | Fairbanks, AK (FAI) |
Destination airport: | Arctic Village, AK (ARC |
Investigating agency: | NTSB |
Confidence Rating: | Accident investigation report completed and information captured |
Narrative:THE PILOT REPORTED A SUBSTANTIAL LOSS OF POWER WHILE IN CRUISE FLIGHT. HE WAS UNABLE TO MAINTAIN ALTITUDE AND THE AIRCRAFT CRASHED INTO TREES. AN EXAMINATION OF THE RECENTLY OVERHAULED ENGINE REVEALED A FRACTURED EXHAUST ROCKER ARM THAT CAUSED THE LOSS OF POWER.
Probable Cause: MECHANICAL FAILURE OF AN EXHAUST ROCKER ARM.
Accident investigation:
|
| |
Investigating agency: | NTSB |
Report number: | ANC90LA103 |
Status: | Investigation completed |
Duration: | 2 years and 3 months |
Download report: | Final report |
|
Sources:
NTSB ANC90LA103
History of this aircraft
Other occurrences involving this aircraft Revision history:
Date/time | Contributor | Updates |
21-Mar-2024 11:02 |
ASN Update Bot |
Added |
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