# SDR AALA200803096

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 12, 2008
- Submitted: February 12, 2009
- Operation: Air carrier
- Aircraft: N475AA
- Make and model: Doug DC-9-82
- Registry model: [Doug DC-9-82](https://openairdocs.org/model/mcdonnell-douglas-dc-9-82) (OpenAirDocs)
- Aircraft serial: 49650
- Aircraft time: 59,316 hours
- System (JASC): [3010 · Airfoil Anti/De-ice System](https://openairdocs.org/jasc/3010)
- Part: Duct
- Part number: 5910426121
- Condition: Leaking
- Location: Anti Ice System
- Stage of operation: CL
- How discovered: O
- Nature of condition: B, J
- Precautionary procedure: F, A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA200803096

## Discrepancy

MSP INFLIGHT - CREW REPORTED HEARING LOUD BANG IN AFT CABIN FOLLOWED BY FLIGHT ATTENDANTS REPORTING SMOKE IN CABIN AND AFT CARGO FIRE WARNING INDICATION.  CREW DISCHARGED CARGO FIRE SYSTEM.  RETURNED TO MSP AND LANDED WITHOUT INCIDENT.  REPLACED BLOWN WING ANTI ICE DUCT IN AFT CARGO COMPARTMENT AND BOTH CARGO FIRE BOTTLES.  SYSTEM GROUND CHECKED NORMAL OPERATION.

---
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.