ASN Wikibase Occurrence # 365425
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| Date: | Saturday 20 April 1991 |
| Time: | 10:50 LT |
| Type: |  Piper PA-28R-200 |
| Owner/operator: | Aztec Aviation, Inc. |
| Registration: | N503G |
| MSN: | 284-7435061 |
| Engine model: | LYCOMING O-540-B |
| Fatalities: | Fatalities: 0 / Occupants: 2 |
| Aircraft damage: | Substantial |
| Category: | Accident |
| Location: | Bessemer, AL -
 United States of America
|
| Phase: | En route |
| Nature: | Training |
| Departure airport: | Bessemer, AL (2A3) |
| Investigating agency: | NTSB |
| Confidence Rating: |  Accident investigation report completed and information captured |
A COMPLETED PREFLIGHT INSPECTION DETERMINED THAT ALL SYSTEMS WERE OPERATIONAL PRIOR TO DEPARTURE. THE PILOT ALSO CONFIRMED THAT 7 1/2 QUARTS OF ENGINE OIL WAS IN THE CRANKCASE. A FEW MINUTES INTO THE FLIGHT THE PILOT COULD NOT ADJUST THE PROPELLER PITCH, AND HE ALSO NOTICED THAT THE ENGINE OIL PRESSURE WAS DROPPING. HE ELECTED TO RETURN TO THE AIRPORT. EN ROUTE TO THE AIRPORT THE ENGINE QUIT AND SEIZED. THE AIRPLANE COLLIDED WITH A RAILROAD SIGNAL BOX WHILE THE PILOT WAS ATTEMPTING AN EMERGENCY LANDING ON A COUNTY ROAD. EXAMINATION OF THE AIRPLANE DISCLOSED THAT A RUBBER OIL COOLER HOSE HAD RUPTURED. THE MAINTENANCE RECORDS INDICATED THAT THE FAILED HOSE HAD BEEN IN SERVICE FOR 3141 HOURS SINCE INSTALLATION.
Probable Cause: RUPTURE OF A HIGH-TIME, RUBBER, OIL COOLER HOSE, WHICH RESULTED IN A LOSS OF ENGINE OIL, OIL EXHAUSTION, AND SEIZURE OF THE ENGINE.
Accident investigation:
 |
|
Sources:
NTSB ATL91LA085
Location
Revision history:
| Date/time | Contributor | Updates |
|---|---|---|
| 20-Mar-2024 09:59 | ASN Update Bot | Added |
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