# SDR AALA201807279029

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 25, 2018
- Submitted: July 31, 2018
- Operation: Air carrier
- Aircraft: [N958UW](https://openairdocs.org/aircraft/N958UW), registered now
- Make and model: Emb ERJ 190-100 IGW
- Registry model: [EMB ERJ 190-100 IGW](https://openairdocs.org/model/embraer-erj-190-100-igw) (OpenAirDocs)
- Aircraft serial: 19000164
- Aircraft time: 22,572 hours, 18,761 cycles
- System (JASC): [4920 · APU Core Engine](https://openairdocs.org/jasc/4920)
- Part: Apu
- Part number: 4505789E
- Part serial: HSCE1123936
- Condition: Leaking
- Location: Zone 200
- Part time: 9,521 hours, 7,926 cycles
- Stage of operation: CL
- How discovered: O
- Nature of condition: K, B
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA201807279029

## Discrepancy

AIRCRAFT WAS GROUNDED. PHL FLT 1889 EN-ROUTE PHL - MCI.  AN UNUSUAL ODOR WAS NOTED IN THE AIRCRAFT CABIN SHORTLY AFTER TAKE-OFF.  THE FLIGHT DECLARED AN EMERGENCY AND RETURNED TO PHL WITHOUT FURTHER INCIDENT.  REPLACED APU ASSEMBLY PER J/C 43L35249001. OPERATIONS TEST AND LEAK CHECK GOOD.  NO MORE ODOR NOTED WHILE RUNNING PACKS OFF OF APU BLEED.

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