# SDR UALA2011042502016

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 24, 2011
- Submitted: April 25, 2011
- Operation: Air carrier
- Aircraft: [N775UA](https://openairdocs.org/aircraft/N775UA), registered now
- Make and model: Boeing 777222
- Aircraft serial: 26947
- Aircraft time: 63,739 hours, 11,537 cycles
- Engine: Pwa PW4077
- System (JASC): [2400 · Electrical Power System](https://openairdocs.org/jasc/2400)
- Part: Controller
- Part number: 285W02193
- Part serial: 19
- Condition: Faulty
- Location: Nr 2
- Stage of operation: NR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UALA2011042502016

## Discrepancy

OBCR R STATUS MSG.  REPLACED RIGHT OVERHEAD BUS CONTROLLER AND TESTED.  ALL TESTS PASS.

---
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.