# SDR YHLR20109297

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 30, 2010
- Submitted: March 16, 2011
- Operation: General aviation
- Aircraft: [N5090M](https://openairdocs.org/aircraft/N5090M), registered now
- Make and model: Beech 76
- Registry model: [Beech 76](https://openairdocs.org/model/beech-76) (OpenAirDocs)
- Aircraft serial: ME34
- Aircraft time: 1,451 hours
- System (JASC): [3497 · Navigation System Wiring](https://openairdocs.org/jasc/3497)
- Part: Connector
- Condition: Contaminated
- Location: Acu
- Part time: 815 hours
- Stage of operation: CR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/YHLR20109297

## Discrepancy

NO VOR NR 2 DISPLAY ON PFD, ACU BREAKER POPS.  ISOLATED TO ACU.  FOUND EVIDENCE OF WATER ON CONNECTORS.  REPLACED ACU AS REQUIRED.  PERFORMED SYS OPS CHECKS IAW INSTALLATION MANUAL 900-00003-001.

---
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.