ASN Wikibase Occurrence # 362406
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| Date: | Saturday 20 February 1993 |
| Time: | 19:30 LT |
| Type: |  Piper PA-23-160 |
| Owner/operator: | Hif, Inc. |
| Registration: | N4229P |
| MSN: | 23-1725 |
| Year of manufacture: | 1959 |
| Engine model: | LYCOMING O-320 |
| Fatalities: | Fatalities: 0 / Occupants: 3 |
| Aircraft damage: | Substantial |
| Category: | Accident |
| Location: | Cannonball, ND -
 United States of America
|
| Phase: | En route |
| Nature: | Private |
| Departure airport: | Philip, SD (KPHP) |
| Mandan, ND (Y19) | |
| Investigating agency: | NTSB |
| Confidence Rating: |  Accident investigation report completed and information captured |
THE PILOT STATED THAT WHILE IN CRUISE FLIGHT AT 1,000' AGL, THE LEFT ENGINE LOST POWER. HE STATED HE NOTED BLACK SMOKE COMING FROM THE EXHAUST AND HE FEATHERED THE PROPELLER. THE PILOT STATED THE AIRPLANE WOULD NOT MAINTAIN ALTITUDE AND HE DID NOT THINK HE COULD MAKE IT BACK TO AN AIRPORT, SO HE LANDED THE AIRPLANE GEAR-UP ON A RIVER BED. POST ACCIDENT INSPECTION REVEALED THE LEFT ENGINE INLET AIR FILTER WAS BLOCKED BY SNOW. THE RIGHT ENGINE FILTER WAS ALSO FOUND CONTAMINATED WITH SNOW. SPARK PLUG INSPECTION REVEALED THE ENGINE HAD BEEN RUNNING WITH A RICH MIXTURE.
Probable Cause: THE BLOCKAGE OF THE INLET AIR FILTER FROM SNOW.
Accident investigation:
 |
|
Sources:
NTSB CHI93LA093
Location
Revision history:
| Date/time | Contributor | Updates |
|---|---|---|
| 18-Mar-2024 06:08 | ASN Update Bot | Added |
Corrections or additions? ... Edit this accident description
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