Service difficulty report · Spar · Boeing 74747UF

Difficulty date
March 17, 2016
Submitted
March 21, 2016
Operation
Air carrier
Aircraft
N477MC
Make and model
Boeing 74747UF
Aircraft serial
29255
Aircraft time
70,777 hours, 12,695 cycles
System (JASC)
5711 · Wing Spar
Part
Spar
Condition
Corroded
Location
Rt 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

CORROSION WEB RT WING LG & WW, CTR FUEL TANK REAR SPAR, STATION 1224 & RBL 94. REMOVED GND WIRE FOR ACCESS REFER TO JC ATTACHING SHEET NO 0062331. BLEND OUT CORROSION AREA IAW SRM 51-10-02-0O-0 REV 75. PFM NOT INSPECTED & DETAIL DATA REFER TO JC ATTACHING SHEET NO 0062354. ACCOMPLISHED EI NO T2016A57M-516 REV. INSTALLED GND WIRE REFER TO JC ATTACHING SHEET NO 0062331. JOB COMPLETED & CONDITION CHECKED NORMAL.

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