- Difficulty date
- August 3, 2022
- Submitted
- August 4, 2022
- Operation
- Air carrier
- Make and model
- Boeing 737890
- Aircraft serial
- 35682
- Aircraft time
- 54,283 hours, 16,019 cycles
- Part
- Transceiver
- Part number
- 8220990004
- Part serial
- 1860LR
- Condition
- Inoperative
- Location
- E/E Rack E8
- Part time
- 39,564 hours, 11,607 cycles
- Stage of operation
- TX
- How discovered
- O
- 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
ON PREFLT HF 1 "FAIL". GROUNDED - YES. BITE TEST OF HF#1 TRANSCEIVER FAILED, NO POWER. C/B IS IN, REF FIM 23-11 TASK 801. REPLACED #1 HF TRANSCEIVER, OPS NORMAL. REF AMM 23-11-21-400-801. GROUND VERIFICATION GOOD, SEAMC LAMONT NOTIFIED.