# SDR DLM88070134

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 15, 2007
- Submitted: February 21, 2007
- Operation: Air carrier
- Aircraft: N904DE
- Make and model: Doug MD-88
- Registry model: [Doug MD-88](https://openairdocs.org/model/mcdonnell-douglas-md-88) (OpenAirDocs)
- Aircraft serial: 53409
- Aircraft time: 40,322 hours, 30,549 cycles
- System (JASC): [4990 · APU Oil System](https://openairdocs.org/jasc/4990)
- Part: Line
- Condition: Leaking
- Location: Apu Oil System
- Stage of operation: TO
- How discovered: O
- Nature of condition: K, B
- Precautionary procedure: C
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DLM88070134

## Discrepancy

ON TAKEOFF AND ENGINE START ODOR FROM A/C SYSTEM CAUSED SMOKE DETECTORS IN REAR TO GO OFF.  ODOR DISSIPATED AFTER 15 MINUTES BUT STILL LINGERS A BIT IN CLIMB.  FOUND APU OIL LINE B NUT LOOSE.  TIGHTENED SAME LEAK CKS GOOD CLEANED INLET.  PERFORMED PHEN SYS DUCT BURNOUT OP 5089.  OK FOR SVC.

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