ASN Wikibase Occurrence # 380514
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| Date: | Thursday 10 November 1983 |
| Time: | 22:40 LT |
| Type: |  Grumman American AA-5B |
| Owner/operator: | Air Trek, Inc. |
| Registration: | N123EF |
| MSN: | AA5B-0018 |
| Total airframe hrs: | 2231 hours |
| Engine model: | Lycoming O-360 |
| Fatalities: | Fatalities: 0 / Occupants: 2 |
| Aircraft damage: | Substantial |
| Category: | Accident |
| Location: | Okeechobee, FL -
 United States of America
|
| Phase: | En route |
| Nature: | Unknown |
| Departure airport: | West Palm Beach, FL |
| Tampa, FL (KTPA) | |
| Investigating agency: | NTSB |
| Confidence Rating: |  Accident investigation report completed and information captured |
THE PLT REPORTED THAT DURING FLT, THE ENG HAD A PARTIAL LOSS OF POWER. HE ATTEMPTED TO DIVERT TO AN ARPT. HE WAS ABLE TO GET ON FINAL APCH, BUT WHEN HE SAW HE COULD NOT REACH THE RUNWAY, HE TURNED AWAY FROM THE LIGHTS & A BUILDING FOR AN EMERGENCY LANDING. HOWEVER, BEFORE LANDING, THE ACFT COLLIDED WITH POWER LINES, THEN IMPACTED THE GROUND. AN EXAM OF THE ENG REVEALED THAT THE EXHAUST VALVE HEAD OF THE #1 CYLINDER HAD SEPARATED. WITH CONTINUED OPERATION OF THE ENG, DEBRIS ENTERED THE #1 CYLINDER CAUSING FURTHER DAMAGE & LOSS OF POWER. THE SODIUM COOLED EXHAUST VALVE, PN 74541 AH-ED, HAD APRX 300 HRS IN SERVICE.
Probable Cause:
Accident investigation:
 |
|
Sources:
NTSB MIA84LA028
Location
Revision history:
| Date/time | Contributor | Updates |
|---|---|---|
| 01-Apr-2024 17:30 | ASN Update Bot | Added |
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