# SDR DLM88010543

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 2, 2001
- Submitted: April 17, 2001
- Operation: Air carrier
- Aircraft: N929DL
- Make and model: Doug MD-88
- Registry model: [Doug MD-88](https://openairdocs.org/model/mcdonnell-douglas-md-88) (OpenAirDocs)
- Aircraft serial: 49716
- Aircraft time: 35,033 hours, 28,598 cycles
- System (JASC): [4990 · APU Oil System](https://openairdocs.org/jasc/4990)
- Part: O-Ring
- Condition: Leaking
- Location: Apu Chip Detect
- Part time: 10,104 hours, 18,490 cycles
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DLM88010543

## Discrepancy

AFT CABIN SMOKE DETECTERS GOING OFF IN FLIGHT.  FOUND 1 AFT SMOKE DETECTOR BAD AND APU OIL LEAK.NO ODER NOTICED IN CABIN.   PERFORMED OP 5088 T/S FOR SMOKE IN CABIN AND PERFORMED DUCT BURN OUT.REPLACED SMOKE DET.

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