ASN Wikibase Occurrence # 133029
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| Date: | Tuesday 11 July 1995 |
| Time: | 10:00 LT |
| Type: |  Rockwell S-2R Thrush Commander |
| Owner/operator: | M & M Air Service, Inc. |
| Registration: | N8440V |
| MSN: | 2200R |
| Total airframe hrs: | 7533 hours |
| Engine model: | P&W R-1340-AN1 |
| Fatalities: | Fatalities: 0 / Occupants: 1 |
| Aircraft damage: | Destroyed |
| Category: | Accident |
| Location: | Lambert, MS -
 United States of America
|
| Phase: | En route |
| Nature: | Agricultural |
| Departure airport: | |
| Investigating agency: | NTSB |
| Confidence Rating: |  Accident investigation report completed and information captured |
THE PILOT STATED THAT SHORTLY AFTER TAKEOFF THE ENGINE EXPERIENCED PARTIAL LOSS OF POWER AND HE OBSERVED SMOKE FROM THE RIGHT SIDE OF THE ENGINE. HE INITIATED DUMPING OF THE CHEMICAL AND WHILE MANEUVERING TO AVOID OBSTRUCTIONS, THE AIRPLANE STALLED, IMPACTED THE GROUND THEN NOSED OVER. EXAMINATION OF THE ENGINE REVEALED THAT THE NO. 4 CYLINDER INTAKE VALVE ROCKER ARM BOSSES FAILED. THE ENGINE HAD ACCUMULATED ABOUT 305 HOURS SINCE OVERHAUL AT THE TIME OF THE ACCIDENT. THE TOTAL TIME OF THE CYLINDER WAS NOT DETERMINED.
Probable Cause: UNSUITABLE TERRAIN ENCOUNTERED DURING THE FORCED LANDING. CONTRIBUTING TO THE ACCIDENT WAS THE PARTIAL LOSS OF ENGINE POWER DUE TO FAILURE OF THE NO. 4 CYLINDER INTAKE VALVE ROCKER ARM BOSSES.
Accident investigation:
 |
|
Sources:
NTSB MIA95LA181
Location
Revision history:
| Date/time | Contributor | Updates |
|---|---|---|
| 21-Dec-2016 19:25 | ASN Update Bot | Updated [Time, Damage, Category, Investigating agency] |
| 09-Apr-2024 13:42 | ASN Update Bot | Updated [Time, Other fatalities, Phase, Source, Narrative, Category, Accident report] |
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