# SDR AALA20161230024

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 29, 2016
- Submitted: December 30, 2016
- Operation: Air carrier
- Aircraft: [N120EE](https://openairdocs.org/aircraft/N120EE), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 6227
- Aircraft time: 7,730 hours, 2,568 cycles
- System (JASC): [3620 · Pneumatic Indicating System](https://openairdocs.org/jasc/3620)
- Part: Sense Line
- Condition: Faulty
- Location: Bleed Air Sys
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA20161230024

## Discrepancy

AIRCRAFT WAS GROUNDED. EMERGENCY DECLARED. LAX-HNL FLIGHT RETURNED TO LAX. OVERWEIGHT LANDING UNEVENTFUL. DURING CLIMB, THE NR 2 ENGINE BLEED REPORTED A FAULT. REMOVED AND REPLACED BLEED REGULATOR PRESSURE TRANSDUCER IAW AMM 36-11-16 (AALA20161229015) AND SENSE LINES IAW AMM 36-11-00.  LEAK AND OPERATIONAL CHECK GOOD.

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