# SDR UALA2013030401290

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 1, 2013
- Submitted: March 13, 2013
- Operation: Air carrier
- Aircraft: N589UA
- Make and model: Boeing 757222
- Aircraft serial: 28707
- Aircraft time: 60,093 hours, 16,812 cycles
- Engine: Pwa PW2037
- System (JASC): [2397 · Communications System Wiring](https://openairdocs.org/jasc/2397)
- Part: Coupler
- Part number: 490S1
- Part serial: 398
- Condition: Unknown
- Location: Lt Hf
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UALA2013030401290

## Discrepancy

LEFT HF COUPLER REPLACED.  OPS CHECK REQUIRED OUTSIDE OF HANGER.  ACCOMPLISHED TEST AND TESTED OKAY.

---
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.