ASN Wikibase Occurrence # 174771
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| Date: | Friday 29 January 2010 |
| Time: | 20:10 |
| Type: |  Pilatus PC-12/45 |
| Owner/operator: | Royal Flying Doctor Service |
| Registration: | VH-NWO |
| MSN: | 396 |
| Year of manufacture: | 2001 |
| Fatalities: | Fatalities: 0 / Occupants: 4 |
| Aircraft damage: | None |
| Category: | Accident |
| Location: | Derby, WA -
 Australia
|
| Phase: | En route |
| Nature: | Ambulance |
| Departure airport: | Derby, WA |
| Kununurra Airport, WA (KNX/YPKU) | |
| Investigating agency: | ATSB |
| Confidence Rating: |  Accident investigation report completed and information captured |
Engine failure in single engine single pilot aeromedical flight at night. Approximately 56 km from departure aerodrome at FL 018 with 4 POB. Pilot made a satisfactory glide approach and landing at departure aerodrome. ATSB investigation found bolts in the propeller reduction gearbox had failed due to fatigue fractures causing gearbox to seize. Pratt & Whitney have had other instances of this occurring.
Accident investigation:
 |
|
Sources:
Australian ATSB Investigations AO-2010-006 Final
http://www.atsb.gov.au/media/3483038/ao2010006.pdf
http://aerossurance.com/safety-management/bolts-ifsd-deadstick-pc12/
Media:
#OTD 2010 Production Defect IFSD Triggers Night Deadstick PC-12 Landing and nearly 30 prior PT6 IFSDs.https://t.co/Zz8Dre72fD #flightsafety #aviationsafety #airworthiness pic.twitter.com/1QTHUkYMVT
— Aerossurance (@Aerossurance) January 29, 2021
Revision history:
| Date/time | Contributor | Updates |
|---|---|---|
| 23-Mar-2015 05:14 | Dr Stephen Langford | Added |
| 29-Jan-2021 07:43 | Aerossurance | Updated [Source, Embed code, Accident report] |
| 29-Jan-2021 07:44 | Aerossurance | Updated [Cn, Operator, Other fatalities, Location, Departure airport, Destination airport, Accident report] |
| 31-May-2022 22:24 | Ron Averes | Updated [Operator, Embed code] |
Corrections or additions? ... Edit this accident description
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