SDR EIA2007037

Service difficulty report · Spar · Boeing 747273C

Difficulty date
February 22, 2007
Submitted
March 2, 2007
Operation
Air carrier
Aircraft
N471EV
Make and model
Boeing 747273C
Aircraft serial
20651
Aircraft time
96,101 hours, 22,811 cycles
Part
Spar
Condition
Corroded
Location
T/E Flap
Component
Flap · Boeing
Component part number
65B020702
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 FOUND AT RT WING INBOARD FLAP (65B02070-2) MOST INBOARD INTERNAL STRUCTURE, REPAIR TO FIBERGLASS WEDGE. TRIM AFFECTED AREA OF THE REAR SPAR TO REMOVE CORROSION. FABRICATE AND INSTALL A SPAR SECTION AND SPLICE CHANNEL. REPAIR TRAILING EDGE WEDGE SECTION CORE AND SKIN. RESTORE ASSEMBLY FINISH CONDUCT DVI AND TEST TAP INSP.