What was found
HF1 RADIO CHANNELIZED & RECEIVED ON THE GROUND BUT WOULD NOT TRANSMIT IN FLIGHT. GROUNDED - YES. PERFORMED HF COMMUNICATION OPERATIONAL TEST REF B737-900 AMM 23-11-00 OPS CHECK GOOD.
- Difficulty date
- May 11, 2023
- Submitted
- May 15, 2023
- Operation
- Air carrier
- Aircraft
- N403AS
- Make and model
- Boeing 737900ER
- Aircraft serial
- 41730
- Aircraft time
- 39,143 hours, 12,471 cycles
- System (JASC)
- 2310 · HF Communications System
- Part
- Unknown
- Part number
- UNKNOWN
- Condition
- Unknown
- Location
- Unknown
- 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.