# SDR DALA2022080205319

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 1, 2022
- Submitted: August 2, 2022
- Operation: Air carrier
- Aircraft: [N827NW](https://openairdocs.org/aircraft/N827NW), registered now
- Make and model: Airbus A330-302
- Registry model: [Airbus A330-302](https://openairdocs.org/model/airbus-a330-302) (OpenAirDocs)
- Aircraft serial: 1716
- Aircraft time: 22,393 hours, 2,883 cycles
- System (JASC): [2100 · Air Conditioning System](https://openairdocs.org/jasc/2100)
- Part: None
- Condition: None
- 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/DALA2022080205319

## Discrepancy

SHIP 3327 ON THE GROUND WITH PACKS OPERATING, THE AC SYSTEM EMITS A VERY UNPLEASANT MUSTY SOUR ODOR IN COCKPIT AND CABIN. CORRECTIVE ACTION: T/S. R/R #1 BEARING MANIFOLD PACKING. PERF BSI. DECONTAMINATION PERFORMED. R/R RT + LT WATER EXT, AIR RECIRC FILTERS. PERF HIGH PWR RUN. INSP APU, PERF 2ND DECONTAMINATION. (9227777)

---
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.