# SDR AALA201609209001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 16, 2016
- Submitted: September 20, 2016
- Operation: Air carrier
- Aircraft: [N509AY](https://openairdocs.org/aircraft/N509AY), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 3796
- Aircraft time: 27,962 hours, 9,716 cycles
- System (JASC): [3320 · Passenger Compartment Lighting](https://openairdocs.org/jasc/3320)
- Part: Ballast
- Condition: Defective
- Location: Cabin
- Stage of operation: CR
- 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/AALA201609209001

## Discrepancy

AIRCRAFT WAS GROUNDED: F/A REPORT A STRONG JET FUEL ODOR IN MID CABIN MOVING AFT THEN MOVING FORWARD.  MAINTENANCE TROUBLESHOT CABIN ODOR IAW J/C 26L00021001 AND COULD NOT DUPLICATE FUEL ODOR IN CABIN DURING BLEED SYS ISOLATION DID DETECT AN ELECTRICAL ODOR IN MID CABIN, DETERMINED TO BE A BAD BALLAST AT ROW 22.  REPLACED BALLAST IAW AMM 33-21-11.  OPS CHECKED  NORMAL.  EXTERIOR INSPECTION OF ACFT REVEALED NO LEAKS FROM FUSELAGE, ENGINE OR APU.  ACFT RETURNED TO SERVICE.

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