Service difficulty report · Drive Assy · Boeing 7379

Difficulty date
October 30, 2022
Submitted
November 1, 2022
Operation
Air carrier
Aircraft
N952AK
Make and model
Boeing 7379
Aircraft serial
60390
Aircraft time
168 hours, 47 cycles
Part
Drive Assy
Condition
Failed
Location
Wx Radar Antenna
Stage of operation
NR
How discovered
O
Nature of condition
J
Precautionary procedure
O

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

What was found

PWS FAIL + WX FAIL ANNUNCIATOR ILLUMINATED IN FLIGHT WX RADAR FAIL. GROUNDED - YES. OMF FAULT HISTORY LEG 0 RESULTED IN, "WXR ANTENNA DRIVE IS FAILED DETECTED BY: WXR PROCESSOR 1," FAULT 34-43101 DURING APPROACH. FAULT IS NOT CURRENTLY ACTIVE. ACCOMPLISHED B737-9 IFIM 34-41-00-810, AND A WXR OP-TEST PER B737-9 AMM 34-41-00-710-801. ALL TESTS NORMAL. ETOPS GROUND VERIFICATION GOOD. NO HISTORY IN THE LAST 90 DAYS.

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