What was found
UNABLE TO TRANSMIT OR RECIEVE ON #1 HF RADIO. GROUNDED - YES. REMOVED AND REPLACED #1 HF TRANSCEIVER IAW B737-900 AMM 23-11-21.
- Difficulty date
- December 28, 2022
- Submitted
- December 30, 2022
- Operation
- Air carrier
- Aircraft
- N403AS
- Make and model
- Boeing 737900ER
- Aircraft serial
- 41730
- Aircraft time
- 37,715 hours, 12,044 cycles
- System (JASC)
- 2310 · HF Communications System
- Part
- Transceiver
- Part number
- 8220990004
- Part serial
- 16GF16
- Condition
- Failed
- Location
- Nr 1 Hf Comms
- Part time
- 54,496 hours, 16,987 cycles
- Stage of operation
- NR
- How discovered
- V
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.