Service difficulty report · Skin · Boeing 777222

Difficulty date
November 4, 2024
Submitted
November 6, 2024
Operation
Air carrier
Aircraft
N787UA
Make and model
Boeing 777222
Aircraft serial
26939
Aircraft time
107,951 hours, 14,466 cycles
Part
Skin
Condition
Damaged
Location
Zone 100
Stage of operation
NR
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

LIGHTNING STRIKE AT STA. 690 STR. 36REMOVED RIVET REF SRM 51-40-02 BLENDED OUT THE DAMAGE REF SRM 53-00-01-R-8. REMOVED FASTENERS FOR DOUBLER REPAIR AND REMOVED THE DAMAGED SKIN REF SRM 53-00-01-2R-4 REQUEST NDT OPEN HOLE INSPECTION FOR FASTENERS REMOVED REF. NDT PART 6, 51-00-02 REQUEST NDT INSPECTION FOR DAMAGE CUTOUT AREA REF. NDT PART 6, 51-00-02 ACPD HFEC PER 777 NTM PART 6 51-00-02 ROTO PROBE AND PENCIL PROBE ALL FASNER OPEN HOLES AND DAMAGE CUT-OUT - NO CRKS FOUND MANUFACTURED FILLER 2024-T3 0.090" P.O.# 5352837. REF. SRM 51-00-01-2R-4 REMOVED MORE FASTENERS FOR DOUBLER REPAIR REF SRM 53-00-01-2R-4. REQUEST NDT OPEN HOLE INSPECTION FOR FASTENERS REMOVED REF. NDT PART 6, 51-00-02 MANUFACTURED DOUBLER 2024-T3 0.100" P.O.# 411048330. REF. SRM 51-00-01-2R-4 ACPD HFEC ROTO PROBE ON EXTRA OPEN HOLES- NO CRKS FOUND MANUFACTURED DOUBLER 2024-T3 0.125" P.O.# 3875056330 . REF. SRM 51-00-01-2R-4 CORRECTION ON FILLER 2024-T3 0.090" P.O.#9909645 M&E# 40-0604-3-1566 STARTED TO PICK UP HOLES ON THE DOUBLER AND FILLER REF. SRM 51-00-01-2R-4 ADD EMP:U423354 COMPLETED PICKING UP HOLES ON THE DOUBLER AND FILLER AND STARTED UPSIZING FILED FASTNERS TO THE FINAL SIZE REF. SRM 51-00-01-2R-4. BEGAN TO COUNTERSINK HOLES AND CUT THE REPAIR READY FOR CHAMFER AND STRINGER HOLES NEED TO BE BROUGHT UP TO FINAL SIZE REF SRM 53-00-01-2R-4 ADD EMP:121383 FINAL TRIM THE REPAIR, COUNTERSINK AND INSTALED REPAIR WASHERS, APPLIED ALODINE AND PRIMER UPDATED ESFR INFO