# SDR HNAA2024081500698

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 14, 2024
- Submitted: August 15, 2024
- Operation: Air carrier
- Aircraft: [N909AE](https://openairdocs.org/aircraft/N909AE), registered now
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 14500899
- System (JASC): [2120 · Air Distribution System](https://openairdocs.org/jasc/2120)
- Part: Duct
- Condition: Punctured
- Location: Zone 200
- Stage of operation: CR
- How discovered: O
- Nature of condition: B
- Precautionary procedure: B, A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/HNAA2024081500698

## Discrepancy

SMOKE IN AIRCRAFT AT FL300. EMERGENCY DECLARED. AIRBORNE SMOKE WAS IN CABIN AND FLT DECK UNKNOWN SOURCE. MEL   14AUG24  01:39  SYR  C22718  21-15-2 AIR CONDITIONING PACKS C/W FLT CREW PROCEDURES.   TROUBLESHOOT SMOKE IN CABIN AND PACK 1 SHUTDOWN.FOUND Y-DUCT AT DUAL HEAT EXCHANGER WITH HOLE AND SMOKE RESIDUIE IN PACK 1 PANEL WITH BLOW DUCT AT CONDENSER.REMOVED AND REPLACED PACK 2Y-DUCT IRW AMM 21-60-01. REMOVED AND REPLACED DUCT IN PACK 1 IRW AMM 21-51-04 RUN PACKS 10MINS NO SMOKE OR SHUTDOWN.OPS CHECK GOOD OK FOR SERVICE AT THIS TIME,CLEAR MEL 21-15-02.

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