Service difficulty report · Spar · Boeing 777222

Difficulty date
October 25, 2012
Submitted
November 21, 2012
Operation
Air carrier
Aircraft
N792UA
Make and model
Boeing 777222
Aircraft serial
26934
Aircraft time
68,114 hours, 9,708 cycles
Engine
Pwa PW40903
System (JASC)
5711 · Wing Spar
Part
Spar
Condition
Corroded
Location
Lt Wing
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

LEFT WING REAR SPAR WEB CORRODED AROUND FASTENERS IN THE AREA OF IRSS 347 WHERE FUEL BOOST PUMP IS INSTALLED. DAMAGE REPAIRED IAW ECRA 5720-02325.