What was found
HF RADIO TRANSMISSION PROBLEM. MESSAGE 23-51010. REPLACED LT HF COUPLER. ACCOMPLISHED VOICE CALL. REF FIM 23- 11 TASK 813,
- Difficulty date
- July 25, 2013
- Submitted
- July 26, 2013
- Operation
- Air carrier
- Aircraft
- N218UA
- Make and model
- Boeing 777222
- Aircraft serial
- 30222
- Aircraft time
- 52,435 hours, 6,366 cycles
- Engine
- Pwa PW4090
- System (JASC)
- 2310 · HF Communications System
- Part
- Coupler
- Part number
- 490S1
- Part serial
- 315
- Condition
- Faulty
- Location
- Hf Radio
- Stage of operation
- NR
- How discovered
- 9
- Nature of condition
- O
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.