# SDR UALA2012010600144

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 5, 2012
- Submitted: January 26, 2012
- Operation: Air carrier
- Aircraft: [N805UA](https://openairdocs.org/aircraft/N805UA), registered now
- Make and model: Airbus A319-131
- Registry model: [Airbus A319-131](https://openairdocs.org/model/airbus-industrie-a319-131) (OpenAirDocs)
- Aircraft serial: 783
- Aircraft time: 47,512 hours, 19,039 cycles
- Engine: Iae V2522A5
- System (JASC): [2434 · DC Generator-Alternator](https://openairdocs.org/jasc/2434)
- Part: Rectifier
- Part number: V0052
- Part serial: 87
- Condition: Failed
- Location: Nr 1
- Stage of operation: NR
- How discovered: 9
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UALA2012010600144

## Discrepancy

WHILE TROUBLESHOOTING ESS TRANSFORMER RECTIFIER, NR 1 TRANSFORMER RECTIFIER SHOWED LOW AMPS ON ELECTRIC PAGE.  REPLACED NR 1 TRANSFORMER RECTIFIER PER MM.  ENCOUNTERED ESS TRANSFORMER RECTIFIER FAULT AFTER EMERGENCY GENERATION CHECK.  REPLACED ESS TRANSFORMER RECTIFIER UNIT AND TRANSFORMER RECTIFIER CONTACTOR 3 PER MM, CHECKED OKAY.

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