# SDR 2008UALA05655

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 8, 2008
- Submitted: September 26, 2008
- Operation: Air carrier
- Aircraft: N590UA
- Make and model: Boeing 757222
- Aircraft serial: 28708
- Aircraft time: 42,640 hours, 11,815 cycles
- Engine: Pwa PW2037
- System (JASC): [2300 · Communications System](https://openairdocs.org/jasc/2300)
- Part: Transceiver
- Part number: 8220330001
- Condition: Defective
- Location: Left
- Stage of operation: NR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2008UALA05655

## Discrepancy

LEFT HF DOES NOT TRANSMIT ON 8843.  SUSPECT LEFT COUPLER.  REPLACED LT TRANSCEIVER. REPLACED LT COUPLER. OPS NORMAL.

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