What was found
FLT # 31 BOS -AMS (ETOPS). HF 1 RADIO RECEPTION AND TRANSMISSION VERY WEAK, BARELY USABLE, HIGH FREQUENCY (HF) COMMUNICATION SYSTEM (D-LRCS) HF 1 ). REMOVED AND REPLACED HF1 COUPLER I AW AMM 23-11-36. OPS CHECK GOOD.
- Difficulty date
- March 20, 2026
- Submitted
- March 20, 2026
- Operation
- Air carrier
- Aircraft
- N4076J
- Make and model
- Airbus A321271NX
- Aircraft serial
- 11513
- Aircraft time
- 9,704 hours, 1,472 cycles
- System (JASC)
- 2310 · HF Communications System
- Part
- Coupler
- Part number
- 964045300
- Part serial
- 7049
- Condition
- Failed
- Location
- Hf Comms
- Part time
- 9,753 hours, 1,479 cycles
- Stage of operation
- NR
- How discovered
- O
- Nature of condition
- O
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.