# SDR USAA2013012800013

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 27, 2013
- Submitted: January 31, 2013
- Operation: Air carrier
- Aircraft: [N172US](https://openairdocs.org/aircraft/N172US), registered now
- Make and model: Airbus A321-211
- Registry model: [Airbus A321-211](https://openairdocs.org/model/airbus-a321-211) (OpenAirDocs)
- Aircraft serial: 1472
- Aircraft time: 41,112 hours, 14,881 cycles
- System (JASC): [2910 · Hydraulic System, Main](https://openairdocs.org/jasc/2910)
- Part: Hydraulic Line
- Part number: 112441507
- Condition: Chafed
- Location: Nr 1 Engine
- Stage of operation: CR
- How discovered: O
- Nature of condition: K, J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/USAA2013012800013

## Discrepancy

CREW RECEIVED A GREEN HYDRAULIC LOW LEVEL ECAM WARNING IN CRUISE.  FLIGHT CONTINUED TO CLT, CREW DECLARED AN EMERGENCY FOR LANDING, AND AIRCRAFT WAS TOWED OFF RUNWAY TO GATE.  FOUND HYDRAULIC LINE CHAFED ON NR 1 ENGINE COMING FROM ENGINE DRIVEN PUMP PRESSURE SWITCH 1074GK - REMOVED AND REPLACED LINE.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.