What was found
HF 2 WILL NOT XMIT OR RECEIVE. GROUNDED - YES. REPLACED #2 HF COUPLER, OPS CHECK OK REF AMM 23-11-61 PB 400.
- Difficulty date
- September 20, 2019
- Submitted
- September 23, 2019
- Operation
- Air carrier
- Aircraft
- N558AS
- Make and model
- Boeing 737890
- Aircraft serial
- 35177
- Aircraft time
- 50,290 hours, 14,833 cycles
- System (JASC)
- 2310 · HF Communications System
- Part
- Coupler
- Part number
- 8220987004
- Part serial
- 154646
- Condition
- Defective
- Location
- Hf Comm
- Part time
- 44,656 hours, 13,258 cycles
- Stage of operation
- NR
- 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.