# SDR DALA2019040322123

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 30, 2019
- Submitted: April 3, 2019
- Operation: Air carrier
- Aircraft: [N545US](https://openairdocs.org/aircraft/N545US), registered now
- Make and model: Boeing 757251
- Aircraft serial: 26492
- Aircraft time: 73,949 hours, 23,024 cycles
- System (JASC): [2120 · Air Distribution System](https://openairdocs.org/jasc/2120)
- Part: Unknown
- Condition: Odor
- Location: Cabin
- Stage of operation: IN
- How discovered: 9
- Nature of condition: B
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2019040322123

## Discrepancy

SHIP 5645 MUSTY SMELL (SUSPECTED FROM PACKS/ AC SYSTEM) ON DESCENT. CORRECTIVE ACTION: PERFORM CHK PER B757 FIM 21-00-01/301 NO CONTAMINATION FOUND. PERFORM ENGINE OIL SYSTEM CHK 79-00-00 NO LEAKS FOUND. ALL REQUIREMENTS AND CHECKLIST COMPLETE. (5593188)

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