SDR UALA2011091605015

Service difficulty report · Structure · Boeing 777222

Difficulty date: September 16, 2011
Submitted: October 7, 2011
Operation: Air carrier
Aircraft: N781UA
Make and model: Boeing 777222
Aircraft serial: 26945
Aircraft time: 61,799 hours, 10,977 cycles
Engine: Pwa PW4077
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Structure
Condition: Damaged
Location: Fuselage
Stage of operation: AP
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

AIRCRAFT INCURRED LIGHTNING STRIKES. FOUND LIGHTNING STRIKE BETWEEN STA'S 345 & 358 AT 2L FROM TOP CENTERLINE. MAINT TEXT: POSITION OF LIGHTNING STRIKE IS 9" FWD OF STA 320 ON STRINGER 3L. 1-4" INBD FROM FASTENER. STARTED BLENDING DAMAGE. REMOVED ADJACENT RIVET FOR ACCESS. :PERFORMED HFEC REF NDT 51- 00-02. NO DEFECTS NOTED. BLEND BEYOND LIMITS UNABLE TO REMOVE DAMAGE NEEDS REPAIR. REPAIRED REF SRM REPAIR NR 4 WITH CS BRILES RIVETS.