- Difficulty date
- January 26, 2023
- Submitted
- January 31, 2023
- Operation
- Air carrier
- Make and model
- Boeing 737890
- Aircraft serial
- 35193
- Aircraft time
- 51,601 hours, 15,193 cycles
- Part
- Unknown
- Part number
- UNKNOWN
- Condition
- Unknown
- Location
- Unknown
- Stage of operation
- NR
- 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.
What was found
HF1 AND HF2 INOP AFTER VHF #1 TUNING PANEL REPLACED. GROUNDED - YES. AIR TURNBACK -- ACCOMPLISHED RADIO TUNING PANEL INOP DISPLAY TOGGLE PER B737-800 AMM 23-12-41-800-802. VHF #1 TUNING PANEL DISPLAYS NORMAL. NO "INOP" DISPLAYED. ACCOMP BITE ON HF1 TRANSCEIVER ON FAULTS NOTED. SUCCESSFULLY ACCOMPLISHED CALL ON HF1 & HF2. GROUND VERIFICATION SUCCESSFUL.