# SDR YENA2025070200671

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 1, 2025
- Submitted: July 2, 2025
- Operation: Air carrier
- Aircraft: [N520JB](https://openairdocs.org/aircraft/N520JB), registered now
- Make and model: Airbus BD-500-1A11
- Registry model: [Airbus BD-500-1A11](https://openairdocs.org/model/airbus-canada-lp-bd-500-1a11) (OpenAirDocs)
- Aircraft serial: 01446
- Aircraft time: 85,459 hours, 31,650 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: A/C Pack
- Condition: Odor
- Location: Nr 1
- Stage of operation: CL
- 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/YENA2025070200671

## Discrepancy

FLT#1037, BDL-MCO. "HAD FUMES WHILE ON PACK 1, BOTH WHILE ON ENG AND APU SWITCHING PODEL OFF DISSIPATED FUMES; PERFORMED INFO NOTICE 2017-T015BSECTION B2 DECONTAMINATION LEVEL 2 IAW TSM 05-50-00-810-831-A FOUND APU TO BE THE SOURCE OF ODOR EVENT OIL FOUND ON LOAD CONTROL VALVE AND APU INLET PLENUM, PERFORMED PACK BURN AND REPLCED BOTH HEPA FILTERS IAW AMM 21-21-41 NO ODOR AT THIS TIME REFERENCE APU MEL ON LP 4341382-2."

---
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.