# SDR SIMA200425302

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 7, 2004
- Submitted: September 29, 2004
- Operation: Air carrier
- Aircraft: [N707EB](https://openairdocs.org/aircraft/N707EB), registered now
- Make and model: Emb EMB-135LR
- Registry model: [EMB EMB-135LR](https://openairdocs.org/model/embraer-emb-135lr) (OpenAirDocs)
- Aircraft serial: 145195
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Acm
- Part number: 815243
- Part serial: 9904021
- Condition: Seized
- Location: Nr 1
- Stage of operation: CR
- How discovered: 9
- Nature of condition: B
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SIMA200425302

## Discrepancy

DURING CRUISE FLIGHT, THE CREW REPORTED VISABLE SMOKE AND BLACK SOOT COMING FROM AIR VENTS IN FLIGHT DECK ALSO,  FLIGHT ATTENDANT ALSO NOTED SMOKE IN CABIN AND CRACKLING NOISE FROM UNDER CABIN FLOOR.  CREW DIVERTED TO ROA, EMERGENCY WAS DECLARED AND CFR FOLLOWED A/C TO GATE WITH NO FURTHER INCIDENT REPORTED.  REPLACED NR 1 ACM.  OPERATIONAL CHECK GOOD.  AIRCRAFT RETURNED TO SERVICE.  (M)

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