# SDR R61A201412161238

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 16, 2014
- Submitted: December 17, 2014
- Operation: Air carrier
- Aircraft: [N111HQ](https://openairdocs.org/aircraft/N111HQ), registered now
- Make and model: Emb ERJ 170-200 LR
- Registry model: [EMB ERJ 170-200 LR](https://openairdocs.org/model/embraer-s-a-erj-170-200-lr) (OpenAirDocs)
- Aircraft serial: 17000173
- Aircraft time: 20,227 hours, 15,957 cycles
- System (JASC): [2430 · DC Generating System](https://openairdocs.org/jasc/2430)
- Part: Tru
- Part number: 59131482
- Part serial: B0979
- Condition: Inoperative
- Location: Nr 2
- Part time: 24,359 hours, 19,208 cycles
- Stage of operation: CR
- 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/R61A201412161238

## Discrepancy

CREW RECEIVED A NR 2 DC BUSS OFF, TRU 2 FAIL, MAU 3B FAIL, MAU 2A FAIL, RAT ALT 2 FAIL AND FWD CVR/DVR FAIL.  DECLARED AN EMERGENCY AND DIVERTED.  LANDED WITHOUT INCIDENT.   R & R THE NR 2 TRAMSFORMER RECTIFIER UNIT, AMM AND OPS CHECKED GOOD.  ACFT IS GOOD FOR SERVICE.

---
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.