# Incident 20170126002869I: Eurocopter Deutschland Gmbh MBB-BK 117 C-2, Sioux Falls, SD, January 26, 2017

- Type: FAA incident report (Accident/Incident Data System), as reported
- Date: January 26, 2017, 21:45 local time
- Place: Sioux Falls, SD
- Airport: Joe Foss Field
- Damage: Minor damage
- Phase of flight: Cruise/Level Flight
- Operating rules: Air taxi and commuter (Part 135)
- Operator: 2M7A
- Location: 43.5783° N, 96.7481° W: From the FAA
- Nearby events: https://openairdocs.org/map.md?lat=43.5783&lon=-96.7481&mi=10
- Aircraft: N911MK, registered now (https://openairdocs.org/aircraft/N911MK) (OpenAirDocs)
- Registry model: Eurocopter Deutschland MBB-BK 117 C-2 (registry code 5626002, https://openairdocs.org/model/eurocopter-deutschland-mbb-bk-117-c-2) (OpenAirDocs)
- Registry engine: Turbomeca ARRIEL-1E2 (registry code 60035, https://openairdocs.org/engine/turbomeca-arriel-1e2) (OpenAirDocs)
- Reported make and model: EUROCOPTER DEUTSCHLAND GMBH MBB-BK 117 C-2
- Reported engine: TURBOMECA ARRIEL 1E2
- People aboard: 1
- Fatal injuries: 0
- Other injuries: 0
- NTSB investigation: [NTSB CEN17IA094](https://openairdocs.org/ntsb/CEN17IA094) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/20170126002869I

## Narrative

As the FAA filed it, in capitals; the FAA replaces private details with ^PRIVACY DATA OMITTED^.

ENGINE OIL COKING BLOCKED REAR ENGINE BEARING SCAVENGE IN RIGHT ENGINE.  FORCED OIL LEAK CREATED FIRE SITUATION.  PILOT FOLLOWED PROPER EMERGENCY PROCEDURES WITH NO INJURIES, MINOR COWLING PAINT DAMAGE.  RIGHT ENGINE TO BE REPAIRED.

## The NTSB's investigation of this event (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB CEN17IA094](https://openairdocs.org/ntsb/CEN17IA094), Jan 27, 2017: Eurocopter Deutschland MBB BK 117 C-2 (N911MK), Sioux Falls, SD, incident, minor damage. Probable cause: The gas generator rear bearing oil scavenge line blocked with coke, which resulted in a failed rear bearing due to an excess of oil lubrication. Contributing to the incident was the operator not…

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. For accidents, the NTSB's own investigation is the fuller record.

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