# SDR TSAA0623107

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 18, 2006
- Submitted: November 25, 2006
- Operation: Air carrier
- Aircraft: [N751AL](https://openairdocs.org/aircraft/N751AL), registered now
- Make and model: Boeing 737-7Q8
- Registry model: [Boeing 737-7Q8](https://openairdocs.org/model/boeing-737-7q8) (OpenAirDocs)
- Aircraft serial: 30674
- Aircraft time: 9,236 hours, 2,288 cycles
- System (JASC): [2310 · HF Communications System](https://openairdocs.org/jasc/2310)
- Part: Transceiver
- Part number: 9640452011
- Part serial: XK516D100954
- Condition: Failed
- Location: Hf Comm
- Stage of operation: CR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/TSAA0623107

## Discrepancy

DURING FLIGHT, CREW NOTED THAT NR 2 HF RADIO WOULD NOT TUNE.  MAINTENANCE REMOVED AND REPLACED THE NR 2 HF TRANSCEIVER IAW AMM 23-11-61.  MAINTENANCE PERFORMED AN OPERATIONAL CHECK OF THE NR 2 HF RADIO WITH NO DEFECTS NOTED.  AIRCRAFT WAS RETURNED TO SERVICE.  THE FOLLOWING CREW PERFORMED A FLIGHT VERIFICATION FOR THE NR 2 HF SYSTEM.  SYSTEM CHECK WAS FOUND NORMAL AND NOTED BY MAINTENANCE.

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