# SDR GTIA2017031601837

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 16, 2017
- Submitted: March 19, 2017
- Operation: Air carrier
- Aircraft: [N628NK](https://openairdocs.org/aircraft/N628NK), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 6193
- System (JASC): [2121 · Air Distribution Fan](https://openairdocs.org/jasc/2121)
- Part: Blower
- Condition: Malfunctioned
- Stage of operation: DE
- How discovered: O
- Nature of condition: B
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/GTIA2017031601837

## Discrepancy

DURING DESCENT AT APPROX FL180 FELT A VIBRATION BENEATH COCKPIT FLOOR. VIBRATION WAS ACCOMPANIED BY A SMELL OF BURNING. BURNING SMELL PERSISTED UNTIL LANDING. UPON INVESTIGATION OF SOURCE OF VIBRATION & SMELL FOUND BLOWER FAN RATTLING AND MAKING NOISE. R&R BLOWER(20HQ) IAW AMM 21-26-51. OPS CK GOOD NO OTHER DEFECTS NOTED.

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