SDR EIAA970216

Service difficulty report · Beam · Boeing 747121

Difficulty date: September 27, 1997
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N480EV
Make and model: Boeing 747121
Aircraft serial: 20348
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Beam
Condition: Corroded
Location: Bs 1050
Part time: 93,006 hours
Stage of operation: IN
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

MZJ - DURING C-CHECK INSPECTION, DISCOVERED EXFOLIATION CORROSION ON THE FORWARD FACE OF THE LOWER RIGHT HAND CORNER OF THE L-CHORD, NR 3 SPANWISE BEAM AT BS 1050, BETWEEN RBL 113 AND RBL 117. REPAIRED BY BLENDING AWAY CORROSION, ROTOPEENED, HFEC INSPECTED AND RESTORED FINISHED IAW EVERGREEN INT'L AIRLINES ECRA NR 480-57-069-2. (X)