# SDR HALA2018072300238

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 22, 2018
- Submitted: July 23, 2018
- Operation: Air carrier
- Aircraft: [N390HA](https://openairdocs.org/aircraft/N390HA), registered now
- Make and model: Airbus A330-243
- Registry model: [Airbus A330-243](https://openairdocs.org/model/airbus-a330-243) (OpenAirDocs)
- Aircraft serial: 1389
- Aircraft time: 24,389 hours, 3,879 cycles
- System (JASC): [2310 · HF Communications System](https://openairdocs.org/jasc/2310)
- Part: Control Panel
- Condition: Malfunctioned
- Location: Cockpit
- Stage of operation: NR
- 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/HALA2018072300238

## Discrepancy

ETOPS SIGNIFICANT SYSTEM, HF 1 UNREADABLE ON ALL STATIONS. REPLACED NR 1 HF COUPLER PER AMM 23-11-00. CONDITION SAME, UNIT LEFT IN FOR FURTHER T/S. REPLACED NR 1 RMP PER AMM 23-81-13. OPS CHECK OK ON GROUND. CONTACT MADE WITH SFO. OK FOR SVC.

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