SDR HAEA2013021100224

Service difficulty report · Spar Cap · Amd FALCON20

Difficulty date: February 8, 2013
Submitted: February 11, 2013
Operation: Air carrier
Aircraft: N204TW
Make and model: Amd FALCON20
Aircraft serial: 204
Aircraft time: 32,340 hours, 25,103 cycles
System (JASC): 5711 · Wing Spar
Part: Spar Cap
Condition: Cracked
Location: Center 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

ACFT HAD MINOR FUEL LEAK FROM CENTER WING TANK AFT SEAM. REMOVED CENTER WING PANEL AND INVESTIGATED LEAK. FOUND SEALANT AT AFT WEB AT THE RT GEAR DOOR FORWARD HINGE ATTACH AREA BUBBLED. REMOVED SEALANT AND CLEANED AREA. FOUND THE LOWER AFT SPAR CAP ANGLE CRACKED IN RADIUS APPROX 3" EITHER SIDE OF CENTER OF THE LOWER ATTACH BOLTS FOR THE RT FWD GEAR DOOR HINGE MOUNT CASTING. CONTACTED STRUCTURES FOR REPAIR INSTRUCTIONS.