What was found
NUMBER 1 HF RADIO WON'T TRANSMIT. GROUNDED - YES. SYS TEST NR 1 HF GOOD. SFO ARINC RADIO READS IT 5 BY 5 FROM ANC. REF AMM 23-11-00. GRD VERIFICATION GOOD.
- Difficulty date
- January 8, 2020
- Submitted
- January 14, 2020
- Operation
- Air carrier
- Aircraft
- N487AS
- Make and model
- Boeing 737990ER
- Aircraft serial
- 44108
- Aircraft time
- 16,865 hours, 5,313 cycles
- System (JASC)
- 2310 · HF Communications System
- Part
- Unknown
- Condition
- Malfunctioned
- Location
- Hf Comm
- Stage of operation
- NR
- How discovered
- O
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.