As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NUMBER TWO HF RADIO RECEIVES BUT WILL NOT TRANSMIT. WE GET A VERY LONG SIDE TONE AS RADIO TRIES TO TUNE, BUT THEN NO TRANSMIT. WE HAD A GOOD INCOMING SELCAL CHECK ON NUMBER TWO JUST NO TRANSMIT. GROUNDED - YES. REPLACED #2 HF TRANSCEIVER PER AMM 23-11-21, OPS CHECK GOOD.