SDR ASAA2015120514100

Service difficulty report · Transceiver · Boeing 737890

Difficulty date: December 5, 2015
Submitted: December 7, 2015
Operation: Air carrier
Aircraft: N513AS
Make and model: Boeing 737890
Aircraft serial: 35192
Aircraft time: 27,611 hours, 8,403 cycles
System (JASC): 2310 · HF Communications System
Part: Transceiver
Condition: Failed
Location: Hf System
Stage of operation: NR
How discovered: 9
Nature of condition: O
Precautionary procedure: O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

HF RADIO AND OR TRANSMITTER, RECEIVER INOPERATIVE. UNABLE TO CONTACT OCEANIC, SFO RADIO. TRIED 8-9 DIFFERENT FREQUENCIES, NO ANSWER, POSITION OVER, WHEN RADIO INOPERATIVE. ACFT GROUNDED. ACCOMPLISHED HF NR 1 COMM SYSTEM TEST. OPS NORMAL, REF AMM 23-11-00-710-801. ACCOMPLISHED NR 2 HF COMM SYS TEST AND NR 2 TRANSCEIVER BITE, OPS NORMAL REF AMM 23-11-00-730-801.