# SDR DLM88061013

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 9, 2006
- Submitted: December 13, 2006
- Operation: Air carrier
- Aircraft: [N990DL](https://openairdocs.org/aircraft/N990DL), registered now
- Make and model: Doug MD-88
- Registry model: [Doug MD-88](https://openairdocs.org/model/mcdonnell-douglas-md-88) (OpenAirDocs)
- Aircraft serial: 53342
- Aircraft time: 40,934 hours, 31,275 cycles
- Engine: Pwa JT8D219
- Engine time: 17,489 hours, 29,769 cycles
- System (JASC): [4990 · APU Oil System](https://openairdocs.org/jasc/4990)
- Part: O-Ring
- Part serial: P80331
- Condition: Cut
- Location: Apu Oil Cap
- Part time: 17,489 hours, 29,769 cycles
- Stage of operation: CL
- How discovered: O
- Nature of condition: K, B, J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DLM88061013

## Discrepancy

BOTH AFT SMOKE DETECTORS SOUNDED JUST AFTER TAKEOFF F/A REPORTED SMOKE AND FUME SMELL IN AFT CABIN.  FOUND APU OIL CAP O-RING BAD.  REPLACED OIL CAP PERFORMED.  ALSO OPN 5089 DUCT BURNOUT.  REPLACED COALESCER BAGS SYS NOW OK.

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