What was found
HF NR 2 WEAK AND UNREADABLE WITH NO SELCAL VERIFICATION ON MULTIPLE ATTEMPTS. GROUNDED - YES. REMOVED AND REPLACED HF NR 2 TRANSCEIVER REF AMM 23-11-21-400-801. OPS CHECK GOOD WITH NO FAULTS.
- Difficulty date
- June 8, 2020
- Submitted
- June 11, 2020
- Operation
- Air carrier
- Aircraft
- N516AS
- Make and model
- Boeing 737890
- Aircraft serial
- 39044
- Aircraft time
- 42,772 hours, 12,798 cycles
- System (JASC)
- 2310 · HF Communications System
- Part
- Transceiver
- Part number
- 8220990004
- Part serial
- 17TC9L
- Condition
- Failed
- Location
- Hf Comm
- Part time
- 38,379 hours, 11,297 cycles
- 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.