What was found
CANNOT TRANSMIT ON HF1. GROUNDED - YES. REF B737-800 FIM 23-11 TASK 801, PERFORMED #1 HF BITE TEST. BITE TEST PASSED, NO FAULTS. REF FIM 23-11-806, PERFORMED #1 HF OPS CHECK. #1 HF OPS NORMAL. GROUND VERIFICATION SUCCESSFUL.
- Difficulty date
- December 1, 2019
- Submitted
- December 4, 2019
- Operation
- Air carrier
- Aircraft
- N586AS
- Make and model
- Boeing 737890
- Aircraft serial
- 35189
- Aircraft time
- 46,157 hours, 14,014 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
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.