What was found
NR 1 HF DOES NOT TRANSMIT FROM EITHER PANEL. NO SIDE TONE, NO FREQUENCY CHANGE TONE. ACFT GROUNDED. AIR TURNBACK. RESET THE SYSTEM, NR 1 HF CHECKED GOOD IAW AMM 23-11-00-710-801.
- Difficulty date
- August 7, 2018
- Submitted
- August 13, 2018
- Operation
- Air carrier
- Aircraft
- N583AS
- Make and model
- Boeing 737890
- Aircraft serial
- 35681
- Aircraft time
- 41,941 hours, 12,386 cycles
- System (JASC)
- 2310 · HF Communications System
- Part
- Hf Comm
- Condition
- Malfunctioned
- Location
- Nr 1
- Stage of operation
- NR
- How discovered
- O
- Nature of condition
- O
- Precautionary procedure
- A
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.