ASN Wikibase Occurrence # 366508
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| Date: | Thursday 26 July 1990 |
| Time: | 14:15 LT |
| Type: |  Fairchild Hiller FH-1100 |
| Owner/operator: | Modern Transportation Mode |
| Registration: | N442FH |
| MSN: | 165 |
| Engine model: | Allison 250-C18 |
| Fatalities: | Fatalities: 0 / Occupants: 2 |
| Aircraft damage: | Substantial |
| Category: | Accident |
| Location: | Ozark, MO -
 United States of America
|
| Phase: | En route |
| Nature: | Private |
| Departure airport: | Nixa, MO |
| Ozark, MO (MU70) | |
| Investigating agency: | NTSB |
| Confidence Rating: |  Accident investigation report completed and information captured |
THE PLT SAID THAT WHILE IN CRUISE, HE HEARD A LOUD POP FROM THE REAR OF THE HELICOPTER, THEN THE TURBINE BEGAN TO SPOOL DOWN. AN EMERENCY AUTOROTATION, RUN-ON LDG WAS ATTEMPTED WHICH RESULTED IN A TAIL ROTOR STRIKE, THEN A ROLL-OVER. POST ACCIDENT INVESTIGATION REVEALED A FAILED #2 TURBINE SHAFT BEARING.
Probable Cause: TOTAL LOSS OF ENGINE POWER DUE TO #2 TURBINE SHAFT BEARING FAILURE. A FACTOR RELATED TO THE ACCIDENT WAS: NONE SUITABLE TERRAIN.
Accident investigation:
 |
|
Sources:
NTSB CHI90LA198
Location
Revision history:
| Date/time | Contributor | Updates |
|---|---|---|
| 21-Mar-2024 09:13 | ASN Update Bot | Added |
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