What was found
ETOPS SIGNIFICANT SYSTEM, LEFT SIDE HF EICAS MESSAGE HF DATA LINK DISPLAYED, UNABLE TO CHANNEL. REPLACED NR 1 HF COUPLER PER AMM 23-11-00. GRD OPS CHECK AND TEST OKAY.
- Difficulty date
- December 21, 2007
- Submitted
- December 24, 2007
- Operation
- Air carrier
- Aircraft
- N590HA
- Make and model
- Boeing 7673CB
- Aircraft serial
- 33467
- Aircraft time
- 19,522 hours, 3,733 cycles
- System (JASC)
- 2310 · HF Communications System
- Part
- Coupler
- Part number
- 9460453011
- Part serial
- FK51601062
- Condition
- Damaged
- Location
- Hf Transceiver
- 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.