Service difficulty report · Radome · Boeing 777

Difficulty date
September 30, 2022
Submitted
September 30, 2022
Operation
Air carrier
Aircraft
N226UA
Make and model
Boeing 777
Aircraft serial
30226
Aircraft time
79,183 hours, 9,308 cycles
Part
Radome
Part number
NA
Condition
None
Location
Nose
Stage of operation
AP
How discovered
O
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

STRONG STATIC DISCHARGE /LIGHTNING STRIKE AT NOSE DURING FLIGH T. FOUND BURNED MARKS ON RADOME UPDATING PICTURES. PERFORMED LIGHTING INSPECTION PHASE 1A AND 1B, FOUND SMALL BURN MARKS ON RADOME, NO OTHER AREAS OF DAMAGE NOTED. OPENED RADOME FOUND NO DAMAGE TO INSIDE OF RADOME, ALSO PERFORMED NDI TAP TEST AROUND BURN MARKS AND HEARD NO DELAMINATION. PERFORMED PHASE 2 INSPECTION OF LIGHTNING STRIKE DAMAGE. NO ADDITIONAL DAMAGE FOUND. UNABLE TO COMPLETE STEPS F11-F15 FOR FLIGHT CONTROL TESTS DUE TO CONFLICTING WORKLOAD. ADD EMP:U381110 COMPLETED REMAINDER OF LIGHTNING STRIKE INSPECTION 05-51-19 STEPS F11 THROUGH F16, ALL TESTS PASSED.