# SDR USAA2014072800004

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 27, 2014
- Submitted: July 28, 2014
- Operation: Air carrier
- Aircraft: [N713UW](https://openairdocs.org/aircraft/N713UW), registered now
- Make and model: Airbus A319-112
- Registry model: [Airbus A319-112](https://openairdocs.org/model/airbus-industrie-a319-112) (OpenAirDocs)
- Aircraft serial: 1040
- Aircraft time: 43,033 hours, 24,134 cycles
- System (JASC): [2460 · DC Power Distribution System](https://openairdocs.org/jasc/2460)
- Part: Contactor
- Part number: 630CC01Y1
- Condition: Faulty
- Location: Electrical 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/USAA2014072800004

## Discrepancy

MULTIPLE ECAMS AFTER TAKEOFF.  NAV-GPWS-TERR-DET FAULT.  FLIGHT RETURNED TO FIELD & LANDED WITHOUT INCIDENT.  FOUND LOSS OF 28VDC SHED ESSENTIAL BUS DUE TO DEFECTIVE CONTACTOR 8PH.  R & R CONTACTOR 8PH IAW AMM 24-62-55.

---
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.