# SDR CALA2017010100002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 1, 2017
- Submitted: January 2, 2017
- Operation: Air carrier
- Aircraft: [N772UA](https://openairdocs.org/aircraft/N772UA), registered now
- Make and model: Boeing 777222
- Aircraft serial: 26930
- Aircraft time: 84,293 hours, 15,039 cycles
- Engine: Pwa PW4077
- System (JASC): [7200 · Engine (Turbine/Turboprop)](https://openairdocs.org/jasc/7200)
- Part: Engine
- Part number: PW4077
- Condition: Leaking
- Location: Nr 1
- Stage of operation: UK
- How discovered: O
- Nature of condition: K, B
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2017010100002

## Discrepancy

CABIN COMPLAINS OF HYDRAULIC FUME SMELL SEVERAL PEOPLE NAUSEOUS.  OIL FOUND IN HPC STAGES 6 AND 7. REQUIRES ENG CHANGE.  REPLACED NR 1 ENGINE PER AMM 72-00-00.

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