Service difficulty report · Pan · Boeing 777222

Difficulty date
November 28, 2011
Submitted
November 30, 2011
Operation
Air carrier
Aircraft
N784UA
Make and model
Boeing 777222
Aircraft serial
26951
Aircraft time
65,326 hours, 9,265 cycles
Engine
Pwa PW40903
Part
Pan
Part number
313W3821
Condition
Damaged
Location
Nr 1 Pylon
Stage of operation
IN
How discovered
V
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

NR 1 PYLON AFT FAIRING HEAT SHIELD PAN CASTING NR 1 P/N 313W3821-1 AND ITS SEAL RETAINER PN 313W3807-4 WERE FOUND WITH ELONGATED FASTENER HOLE (1 EACH). REF: AD 2006-19-12. REPAIRED IAW ENGINEERING 777EN-54-0047. ACCOMPLISH OVER-AGING OF HEAT SHIELD PAN CASTING IAW PAGE 1 OF ATTACHMENT BEFORE 26 MAY, 2012. TEXT INCOMPLETE, SEE EVA 81555.