What was found
WHEN SELECTING HF 2, "FAIL" INDICATION DISPLAYED IN BOTH ACTIVE AND STANDBY DISPLAYS. GROUNDED - YES. REMOVED AND REPLACED HF TRANSCEIVER AND OPS CHECKS GOOD IAW B737-800 AMM 23-24-00-400-801.
- Difficulty date
- May 8, 2021
- Submitted
- May 10, 2021
- Operation
- Air carrier
- Aircraft
- N531AS
- Make and model
- Boeing 737890
- Aircraft serial
- 35199
- Aircraft time
- 38,703 hours, 11,282 cycles
- System (JASC)
- 2310 · HF Communications System
- Part
- Transceiver
- Part number
- 8220990004
- Part serial
- 17H6PL
- Condition
- Failed
- Location
- Nr 2 Hf Comms
- Part time
- 23,069 hours, 7,124 cycles
- Stage of operation
- NR
- How discovered
- O
- Nature of condition
- J
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.