# SDR 29GA34621020414

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 4, 2014
- Submitted: February 6, 2014
- Operation: Air carrier
- Aircraft: [N346AG](https://openairdocs.org/aircraft/N346AG), registered now
- Make and model: Saab 340B
- Registry model: [Saab 340B](https://openairdocs.org/model/saab-340b) (OpenAirDocs)
- Aircraft serial: 340446
- Aircraft time: 30,412 hours, 34,288 cycles
- System (JASC): [2120 · Air Distribution System](https://openairdocs.org/jasc/2120)
- Part: Unknown
- Condition: Smoke
- Location: Cabin
- Stage of operation: AP
- How discovered: O
- Nature of condition: B
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/29GA34621020414

## Discrepancy

F/A REPORTED SMOKE COMING FROM THE BACK OF THE ACFT, APPROXIMATELY 10 SECONDS FROM LANDING.  TROUBLESHOT COOLING SYSTEM, OPENED FLOOR BOARDS, INSPECTED SUP AIR CONDITION BELT AND MOTOR, NO DEFECTS NOTED.  INSPECTED LT AND RT AIR CYCLE MACHINE ASSEMBLY PACKS, OIL AND BLOWER ASSEMBLY.  TAXIED AIRCRAFT WITH CREW OPS CHECK SUP AIR SYSTEM AND AIR CYCLE MACHINE SYSTEMS, COULD NOT DUPLICATE.  OPS CHECK GOOD.

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