# SDR 2026FA0000509

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 9, 2026
- Submitted: June 11, 2026
- Operation: General aviation
- Aircraft: [N240SF](https://openairdocs.org/aircraft/N240SF), registered now
- Make and model: Bolkms BK117C2
- Aircraft serial: 9403
- Aircraft time: 9,682 hours, 26,652 cycles
- System (JASC): [2121 · Air Distribution Fan](https://openairdocs.org/jasc/2121)
- Part: Blower
- Part number: B212M2054101
- Condition: Faulty
- Location: Zone 200
- Stage of operation: TO
- How discovered: O
- Nature of condition: B
- Precautionary procedure: C
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2026FA0000509

## Discrepancy

DURING TAKEOFF IT WAS NOTED AN UNUSUAL NOISE WAS HEARD IN THE CABIN OVERHEAD FOLLOWED BY AN ODOR.  ABORTED TAKEOFF AND SHUT DOWN AIRCRAFT.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.