# SDR AALA20090814DFW01

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 14, 2009
- Submitted: August 19, 2009
- Operation: Air carrier
- Aircraft: N448AA
- 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: 49474
- Aircraft time: 64,054 hours, 34,007 cycles
- System (JASC): [3020 · Air Intake Anti/De-Ice System](https://openairdocs.org/jasc/3020)
- Part: Duct
- Part number: 2026TP
- Condition: Ruptured
- Location: Anit-Ice System
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA20090814DFW01

## Discrepancy

DFW - CREW REPORTED BOTH FIRE LOOPS INDICATION FOR LEFT ENGINE ILLUMINATED ON CLIMBOUT THEN  FIRE WARNING INDICATION ILLUMINATED.  EMERGENCY DECLARED, RETURNED TO DFW WITHOUT INCIDENT.  AIRCRAFT REMOVED FROM SERVICE.  OPENED LEFT ENGINE COWLINGS AND FOUND ANTI-ICE DUCT HAD RUPTURED.  REPLACED LEFT AFT ANTI-ICE TUBE ASSEMBLY.  SYSTEM GROUND CHECKED NORMAL OPERATION.

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