ASN Wikibase Occurrence # 132655
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| Date: | Thursday 15 March 1990 |
| Time: | 22:45 |
| Type: |  Butler Aerostar 601 |
| Owner/operator: | Top Flight Air Service |
| Registration: | N7443S |
| MSN: | 61-0063 |
| Total airframe hrs: | 3234 hours |
| Engine model: | LYCOMING IO-540-AA1A5 |
| Fatalities: | Fatalities: 0 / Occupants: 1 |
| Aircraft damage: | Destroyed |
| Category: | Accident |
| Location: | Lake Butler, FL -
 United States of America
|
| Phase: | Landing |
| Nature: | Unknown |
| Departure airport: | CRG |
| Investigating agency: | NTSB |
| Confidence Rating: |  Accident investigation report completed and information captured |
PROBABLE CAUSE:INFLIGHT FAILURE OF THE LEFT ENGINE WHICH WAS CAUSED BY INADEQUATE MAINTENANCE AND INSPECTION BY COMPANY MAINTENANCE PERSONNEL RESULTING IN HEAT DAMAGED MAGNETO LEADS AS A RESULT OF A MISSING EXHAUST FLANGE-TO-TURBOCHARGER SEAL. IN ADDITION, THE INFLIGHT POWER LOSS OF THE RIGHT ENGINE WAS CAUSED BY THE PILOT'S FAILURE TO FOLLOW THE PROCEDURES IN THE AIRPLANE OPERATING HANDBOOK AND LAND AS SOON AS POSSIBLE RESULTING IN FUEL STARVATION OF THE RIGHT ENGINE. DARKNESS WAS A RELATED FACTOR.
Sources:
NTSB id 20001212X22758
Revision history:
| Date/time | Contributor | Updates |
|---|---|---|
| 21-Dec-2016 19:25 | ASN Update Bot | Updated [Time, Damage, Category, Investigating agency] |
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