# SDR DLM11970478

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 13, 1997
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N809DE
- Make and model: Doug MD-11
- Registry model: [Doug MD-11](https://openairdocs.org/model/mcdonnell-douglas-md-11) (OpenAirDocs)
- Aircraft serial: 48480
- System (JASC): [2120 · Air Distribution System](https://openairdocs.org/jasc/2120)
- Part: Clamp
- Part number: 64036
- Condition: Loose
- Location: Cabin
- Stage of operation: CR
- Nature of condition: B
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DLM11970478

## Discrepancy

CABIN SMOKE SEEMED TO ORIGINATE AROUND 3L.  POSSIBLE ASH/OIL RESIDUE AT ROWS 36-37 CDE CENTER OVERHEAD PANEL.  REMOVED CEILING PANELS AND INSPECTED BALLASTS, WIRING, PSU'S ETC.  FOUND GASPER AIR DUCT PULLED LOOSE AT 37 CDE.  SECURED DUCT. RAN ALL ELECTRICAL SYSTEMS, PNEUMATIC SYSTEMS, AND ENGINES.  NO FURTHER TROUBLE FOUND.

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