Service difficulty report · Nose Cowl · Boeing 747481

Difficulty date
July 10, 2010
Submitted
July 13, 2010
Operation
Air carrier
Aircraft
N429MC
Make and model
Boeing 747481
Aircraft serial
24833
Aircraft time
79,951 hours, 10,775 cycles
Part
Nose Cowl
Condition
Dented
Location
Nr 4 Engine
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 WALK AROUND INSP, MX FOUND THE NR 4 ENGINE INLET NOSE COWL L/E DENTED AT APPROX 10 O' CLOCK POSITION MEASURING 10.0 INCHES IN LENGTH AND 0.9 INCH DEEP. AFTER DETAIL VISUAL INSP (10X MAGNIFYING GLASS) IT WAS VERIFIED THAT NO CRACK CONDITION EXISTS. (DISPOSITION WAS MADE TO PERFORM TIME LIMITED REPAIR AS DESCRIBED IN PART 1 WORK INSTRUCTIONS, INITIATE REPEAT INSPECTIONS PRIOR TO EACH FLIGHT AND SCHEDULE PERMANENT REPAIR BY REMOVING AND REPLACING THE SUBJECT DAMAGED NOSE COWL. THIS EO IS APPROVED BY DER (DERT-710167-SW) VIA FAA 8110-3 FORM ISSUED ON JULY 10, 2010.)