Service difficulty report · Structure · Boeing 74747UF

Difficulty date
September 17, 2011
Submitted
September 19, 2011
Operation
Air carrier
Aircraft
N492MC
Make and model
Boeing 74747UF
Aircraft serial
29253
Aircraft time
56,170 hours, 10,027 cycles
Part
Structure
Condition
Damaged
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

DURING MX, RT OTBD WING - WBL 1131.2 SUSTAINED GROUND DAMAGE. LOCATED 4.0 IN. OTBD FROM FUEL JETTISON NOZZLE AT THE WING T/E WEDGE MEASURING 12.0 X 9.0 IN. (REF FIG 1). (DISPOSITION WAS MADE TO PERFORM AN INTERIM REPAIR AS DESCRIBED IN PART 1 WORK INSTRUCTIONS (SANDWICH TYPE WITH EXTERNAL AND INTERNAL CLAD 2024 T-3, 0.050 IN. ALUMINUM DOUBLERS); SCHEDULE REPEAT INSPECTIONS AT EVERY 1,000 FH (FLIGHT HOURS) IAW PART 2 AND PERMANENT REPAIR IAW PART 3 PRIOR TO, OR AT THE NEXT C CHECK AFTER PART 1, AS SCHEDULED BY MX PLANNING.)

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