SDR EIA2007030

Service difficulty report · Skin · 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
System (JASC): 5753 · Trailing Edge Flaps
Part: Skin
Condition: Debonded
Location: Flap Fairing
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

DIS-BOND OF INNER PANEL SKIN AT TITANIUM AREA ON NR 5 MOVABLE FLAP-TRACK FAIRING. X-RAY INTERSECTION OF ADJACENT AREA AND SUB-STRUCTURE, CONFIRM ALL DAMAGE. REMOVE DAMAGE SECTION OF TITANIUM SCRAP WITH 10 PLIES 9-8 INCLUDED 2 EXTRA FIBERGLASS PLIES COMPLETELY COVERING GRAPHITE PLIES WITH 0.5 INCH OVERLAP. INSTALLED FASTENERS WITH BMS 5-95 AND ASSEMBLE BRACKETS WITH BMS 5-95, REPLACE DAMAGED INSERTS.