# SDR DLM88050797

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 17, 2005
- Submitted: December 29, 2005
- Operation: Air carrier
- Aircraft: [N913DE](https://openairdocs.org/aircraft/N913DE), registered now
- Make and model: Doug MD-88
- Registry model: [Doug MD-88](https://openairdocs.org/model/mcdonnell-douglas-md-88) (OpenAirDocs)
- Aircraft serial: 49956
- Aircraft time: 34,761 hours, 26,553 cycles
- Engine: Pwa JT8D*
- Engine time: 14,332 hours, 24,613 cycles
- System (JASC): [4900 · Airborne Auxiliary Power Unit (APU) System](https://openairdocs.org/jasc/4900)
- Part: Apu
- Part serial: P80534
- Condition: Contaminated
- Location: Apu Bay
- Part time: 14,332 hours, 24,613 cycles
- Stage of operation: CL
- How discovered: O
- Nature of condition: B
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DLM88050797

## Discrepancy

AIR TURNBACK, LT AFT LAV SMOKE ALARM WITH FUMES.  PERFORMED OPN 5088 AND FOUND APU INLET CONTAMINATED WITH GLYCOL.  PERFORMED OPN 5090 - ALT DUCT BURNOUT.  ALSO CLEANED A LOT OF GLYCOL FROM 48 SECTION.  RAN PACKS, NO SMOKE PRESENT.

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