# SDR DALA2025031902080

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 18, 2025
- Submitted: March 19, 2025
- Operation: Air carrier
- Aircraft: [N121DU](https://openairdocs.org/aircraft/N121DU), registered now
- Make and model: Airbus BD-500-1A10
- Registry model: [Airbus BD-500-1A10](https://openairdocs.org/model/airbus-canada-ltd-ptnrsp-bd-500-1a10) (OpenAirDocs)
- Aircraft serial: 50040
- Aircraft time: 15,042 hours, 6,807 cycles
- System (JASC): [2120 · Air Distribution System](https://openairdocs.org/jasc/2120)
- Part: Unknown
- Condition: Odor
- Location: Cabin
- Stage of operation: TX
- How discovered: O
- Nature of condition: B
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2025031902080

## Discrepancy

ON TAXI INTO MSY AFTER APU START WE HAD A STRONG METALLIC FUME SMELL. TURNED OFF APU BLEED AND SMELL WENT AWAY. APU WAS STARTED IN A 30 KNOT TAIL WIND. INSP APU + MOTORS FOR NO EVIDENCE OF CONTAMINATION, COMPLETED WORKCARD 0500-2001, AC OK FOR SERVICE. ALL ODI ITEMS COMPLETED. (LP# 7192494)

---
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.