Service difficulty report · Transceiver · Boeing 737890

Difficulty date
November 22, 2011
Submitted
November 23, 2011
Operation
Air carrier
Aircraft
N564AS
Make and model
Boeing 737890
Aircraft serial
35103
Aircraft time
19,476 hours, 6,135 cycles
Part
Transceiver
Part number
6225132633
Part serial
8YMY
Condition
Faulty
Location
E&E Bay
Part time
30,348 hours, 11,464 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.

What was found

WEATHER RADAR "SPOKING" THROUGHOUT FULL SWEEP IN VARIOUS RANGES & INTENSITIES. UNDERLYING WEATHER RETURNS UNRELIABLE. REPLACED WXR R/T REF MM 34 43 41 000 801 & 34 43 41 400 801. OPS NORMAL REF MM 34 43 00 710 802 001. ETOPS GROUND VERIFICATION TEST SUCCESSFUL. WITH MTX TAXIING A/C OPERATED WX RADAR NO SPOKING NOTED AT THIS TIME.