What was found
HF RADIO NR 1 AND 2 TRANSMITTING OFF FREQUENCY, BOTH HF RADIOS ARE READABLE BUT SLIGHTLY GARBLED. ACFT GROUNDED. ACCOMPLISHED HF OPS TEST IAW AMM 23-11-00, NO DEFECTS NOTED ON BITE CHECK, COMMUNICATIONS CHECKED NORMAL. OK FOR SERVICE.
- Difficulty date
- January 5, 2018
- Submitted
- January 8, 2018
- Operation
- Air carrier
- Aircraft
- N590AS
- Make and model
- Boeing 737890
- Aircraft serial
- 35687
- Aircraft time
- 38,201 hours, 11,546 cycles
- System (JASC)
- 2310 · HF Communications System
- Part
- Hf Comm
- Condition
- Malfunctioned
- Location
- Nr 1 & 2
- 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.