# SDR DALA2017030301732

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 1, 2017
- Submitted: March 3, 2017
- Operation: Air carrier
- Aircraft: N900DE
- Make and model: Doug MD-88
- Registry model: [Doug MD-88](https://openairdocs.org/model/mcdonnell-douglas-md-88) (OpenAirDocs)
- Aircraft serial: 53372
- Aircraft time: 65,529 hours, 47,919 cycles
- System (JASC): [5260 · Entrance Stairs](https://openairdocs.org/jasc/5260)
- Part: Actuator
- Condition: Leaking
- Location: Airstair
- Stage of operation: CR
- How discovered: O
- Nature of condition: K, B
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2017030301732

## Discrepancy

DURING CRUISE, FL310 AFT F/A SMELLED FUMES OF DIRTY SOCKS.  LEFT PACK IN FULL COLD. WENT TO MANUAL AND WARMER AND SEEMED LIKE FUMES DISSIPATED FOR REMAINDER OF FLIGHT.  COMPLIED WITH WORKCARD 2120-2367 STEPS 1 THRU 4.  FOUND AFT AIRSTAIR ACTUATOR LEAKING.  REMOVED AND REPLACED THE ACTUATOR.  FOUND APU INLET CONTAMINATED.  CLEANED APU INLET IAW WORKCARD 4900-1184. COMPLIED WITH  PNEUMATIC DISTRIBUTION DUCT BURNOUT.

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