What was found
HF #1 WAS REPORTED AS 3 BY 5 AT CRUISE HF #2 WAS 5 BY 5. GROUNDED - YES. PERFORMED HF1 AND HF2 COMM OPERATIONAL CHECK BETWEEN PLANES AND CHECKED GOOD ON GROUND IAW AMM 23-11-00-710-801.
- Difficulty date
- July 17, 2019
- Submitted
- July 22, 2019
- Operation
- Air carrier
- Aircraft
- N537AS
- Make and model
- Boeing 737890
- Aircraft serial
- 35204
- Aircraft time
- 29,426 hours, 8,527 cycles
- System (JASC)
- 2310 · HF Communications System
- Part
- Unknown
- Condition
- Malfunctioned
- Location
- Hf Comm
- Stage of operation
- CR
- How discovered
- O
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.