Service difficulty report · Antenna · Boeing 737890

Difficulty date
May 23, 2011
Submitted
May 26, 2011
Operation
Air carrier
Aircraft
N590AS
Make and model
Boeing 737890
Aircraft serial
35687
Aircraft time
12,507 hours, 3,920 cycles
Part
Antenna
Part number
6225135202
Part serial
4228
Condition
Failed
Location
Weather Radar
Part time
43,303 hours, 21,116 cycles
Stage of operation
NR
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

"WXR FAIL" LIGHT ILLUMINATED FOR SEVERAL SECONDS FOUR TIMES SEVERAL MINUTES APART THEN REMAINED ON STEADILY. WEATHER RADAR DISPLAY INDICATED AN ANT FAILURE. THE ANTENNA WAS TURNED FULL RIGHT AND OSCILLATING UP AND DOWN ON TEST. REPLACED RADAR ANTENNA OPS CHECK GOOD.