What was found
ABOUT 30 MINUTES FROM TOP OF DESCENT, THE NR 1 COMMS BECAME GARBLED AND BARELY READABLE. ACFT GROUNDED. REMOVED AND REPLACED THE NR 1 HF TRANSCEIVER IAW AMM 23-11-21. OPS CHECKED GOOD. NR 1 COMMS NO LONGER GARBLED AND BARELY READABLE.
- Difficulty date
- June 10, 2017
- Submitted
- June 12, 2017
- Operation
- Air carrier
- Aircraft
- N560AS
- Make and model
- Boeing 737890
- Aircraft serial
- 35179
- Aircraft time
- 41,452 hours, 12,488 cycles
- System (JASC)
- 2310 · HF Communications System
- Part
- Transceiver
- Part number
- 8220990004
- Part serial
- 17TCFV
- Condition
- Failed
- Location
- Nr 1 Hf Sys
- Part time
- 22,110 hours, 6,467 cycles
- Stage of operation
- DE
- 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.