# SDR ASAA2026081966403

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 19, 2026
- Submitted: August 21, 2026
- Operation: Air carrier
- Aircraft: [N5897K](https://openairdocs.org/aircraft/N5897K), registered now
- Make and model: Airbus A330-343
- Registry model: [Airbus A330-343](https://openairdocs.org/model/airbus-a330-343) (OpenAirDocs)
- Aircraft serial: 1245
- Aircraft time: 35,429 hours, 6,304 cycles
- System (JASC): [2310 · HF Communications System](https://openairdocs.org/jasc/2310)
- Part: Coupler
- Part number: 9640453001
- Part serial: FK51601458
- Condition: Failed
- Location: Hf Antenna
- Part time: 929 hours, 292 cycles
- Stage of operation: NR
- How discovered: O
- Nature of condition: G
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2026081966403

## Discrepancy

HF 1 FAILED RO COUPLE ATB WITH HF2 PREVIOUSLY MEL'D.FOLLOWING ATB AND HF1 TROUBLESHOOTING, HF1 ONCE AGAIN FAILED TO COUPLE ON GROUND. GROUNDED - YES. RE-RACKED HF1-PERFORMED BITE TEST AND OPS TES-GOOD PER 23-11-00. NO FAULTS NOTED. OK FOR SERVICE.REPLACED HF1 COUPLER (3RE1) PER AMM 23-11-36-400-801-A. OPS CHECK GOOD. AC OK TO CONTINUE SERVICE.

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