# SDR AALA202303299561

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 27, 2023
- Submitted: March 29, 2023
- Operation: Air carrier
- Aircraft: [N762AN](https://openairdocs.org/aircraft/N762AN), registered now
- Make and model: Boeing 777223
- Aircraft serial: 31479
- Aircraft time: 81,115 hours, 9,976 cycles
- System (JASC): [2310 · HF Communications System](https://openairdocs.org/jasc/2310)
- Part: Coupler
- Part number: 8220987003
- Part serial: 187528
- Condition: Inoperative
- Location: Zone 300 - Stabs
- Part time: 3,405 hours, 819 cycles
- Stage of operation: CR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202303299561

## Discrepancy

AIRCRAFT WAS GROUNDED: HIGH FREQUENCY COMMUNICATION SYSTEM INOPERATIVE. FLIGHT DIVERTED TO JFK, LANDING SAFELY. MAINTENANCE REPLACED HF COUPLER M23102 (AALA202303298362) AND HF COUPLER M23202 (AALA202303299561) PER AMM 23-11-03. ACCOMPLISHED SATISFACTORY OPERATIONAL CHECK.

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