ASN Wikibase Occurrence # 368792
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| Date: | Sunday 14 May 1989 |
| Time: | 10:13 LT |
| Type: |  Piper PA-24-250 |
| Owner/operator: | Carlton Hollnagel |
| Registration: | N7465P |
| MSN: | 24-2655 |
| Total airframe hrs: | 3725 hours |
| Engine model: | LYCOMING O-540-A1B5 |
| Fatalities: | Fatalities: 0 / Occupants: 3 |
| Aircraft damage: | Substantial |
| Category: | Accident |
| Location: | Waunakee, WI -
 United States of America
|
| Phase: | En route |
| Nature: | Private |
| Departure airport: | Waunakee, IL (WI06) |
| Morris, IL (C09) | |
| Investigating agency: | NTSB |
| Confidence Rating: |  Accident investigation report completed and information captured |
AS THE AIRCRAFT WAS CLIMBING FROM TAKEOFF, THE PILOT NOTICED AN UNUSUAL ENGINE NOISE & OIL PRESSURE FLUCTUATIONS. WHEN HE REALIZED THE AIRCRAFT WOULD NOT REACH THE AIRPORT, HE SHUT DOWN THE ENGINE & MADE A WHEELS UP LANDING IN A NEWLY PLANTED CORN FIELD. EXAMINATION OF THE ENGINE REVEALED EVIDENCE OF OIL STARVATION OF THE #4 ROD BEARING, THE #5 ROD BEARING & THE MAIN BEARING, THEN SUBSEQUENT FAILURE OF THE #5 ROD. THERE WAS EVIDENCE THAT THE OCCURRENCE WAS INITIATED BY SLIPPAGE OF A BEARING.
Probable Cause: SLIPPAGE OF A BEARING, WHICH RESULTED IN BLOCKAGE OF THE LUBRICATION SYSTEM, AND SUBSEQUENT FAILURE OF A CONNECTING ROD.
Accident investigation:
 |
|
Sources:
NTSB CHI89LA087
Location
Revision history:
| Date/time | Contributor | Updates |
|---|---|---|
| 24-Mar-2024 07:28 | ASN Update Bot | Added |
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