Service difficulty report · Radio · Boeing 737890

Difficulty date
February 26, 2013
Submitted
February 28, 2013
Operation
Air carrier
Aircraft
N593AS
Make and model
Boeing 737890
Aircraft serial
35107
Aircraft time
18,960 hours, 5,959 cycles
Part
Radio
Condition
Malfunctioned
Location
Nr 1 Hf
Stage of operation
IN
How discovered
9
Nature of condition
O
Precautionary procedure
K

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

What was found

UNABLE TO TRANSMIT ON HF 1 FROM ANY POSITION, WAS ABLE TO RECEIVE TRANSMISSION ON HF 1 ABLE TO TRANSMIT AND RECEIVE ON HF 2. PERFORMED HF OPS TEST REF MM 23-11-00, LRU BITE TEST WITH NO FAULTS. PERFORMED SUCCESSFUL GROUND VERBAL HF COMMUNICATIONS SYS TEST ON HF NR 1, CAPTS AND F/OS POSITIONS WITH SFO ON FREQS 5.547 AND 6.640 REF MM 23-11-00. NO HISTORY LAST 60 DAYS.