What was found
#1 HF RADIO INDICATES FAIL ON PREFLIGHT CHECK. GROUNDED - YES. #1 HF TRANSCEIVER WILL NOT TEST. REPLACED #1 HF TRANSCEIVER REF B737-800 AMM 23-11-21-400-801. GROUND VERIFICATION OPS TEST NORMAL.
- Difficulty date
- June 28, 2022
- Submitted
- June 29, 2022
- Operation
- Air carrier
- Aircraft
- N587AS
- Make and model
- Boeing 737890
- Aircraft serial
- 35684
- Aircraft time
- 52,232 hours, 15,208 cycles
- System (JASC)
- 2310 · HF Communications System
- Part
- Transceiver
- Part number
- 8220990004
- Part serial
- 18PK73
- Condition
- Inoperative
- Location
- E/E Rack E8
- Part time
- 31,663 hours, 9,413 cycles
- Stage of operation
- TX
- How discovered
- V
- Nature of condition
- J
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.