# SDR DALA2022053103777

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 28, 2022
- Submitted: May 31, 2022
- Operation: Air carrier
- Aircraft: [N337NB](https://openairdocs.org/aircraft/N337NB), registered now
- Make and model: Airbus A319-114
- Registry model: [Airbus A319-114](https://openairdocs.org/model/airbus-a319-114) (OpenAirDocs)
- Aircraft serial: 1685
- Aircraft time: 54,548 hours, 28,457 cycles
- System (JASC): [2100 · Air Conditioning System](https://openairdocs.org/jasc/2100)
- Part: Filter
- Condition: Odor
- Stage of operation: IN
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2022053103777

## Discrepancy

SHIP 3137 - TURNED APU BLEED ON AND SHORTLY AFTER SMELLED SOMETHING BURNT, MUSTY, OFF SMELL. CORRECTIVE ACTION: R/R AVIONICS FILTER ASSY, REF AMM 21-26 . R/R LT AND RT CABIN RECIRC FILTER ASSY, PER A3319 AMM 21-21(7449599)

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