# SDR DALA2024020901834

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 8, 2024
- Submitted: February 9, 2024
- Operation: Air carrier
- Aircraft: [N116DN](https://openairdocs.org/aircraft/N116DN), registered now
- Make and model: Airbus A321-211
- Registry model: [Airbus A321-211](https://openairdocs.org/model/airbus-a321-211) (OpenAirDocs)
- Aircraft serial: 10121
- Aircraft time: 9,254 hours, 4,017 cycles
- System (JASC): [4920 · APU Core Engine](https://openairdocs.org/jasc/4920)
- Part: Apu
- Condition: Contaminated
- Location: Aft
- Stage of operation: IN
- How discovered: 9
- Nature of condition: C, B
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2024020901834

## Discrepancy

AIRCRAFT 1016, CREW REPORTED ON SHORT FINAL HAD A DIRTY SOCK/CHEESY/GLUE SMELL IN COCKPIT. F/O DAWNED MASK AND LANDED SAFELY. CORRECTIVE ACTION: DUE TO EVIDENCE OF RESIDUAL DE-ICING FLUID CONTAMINATION OF APU INLET SCREEN. DETAIL CLEANED APU AND REPLACED RECIRCULATION FANS. (LP 5492124, 5492130)

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