Service difficulty report · Skin · Boeing 74748EF

Difficulty date
August 17, 2010
Submitted
August 23, 2010
Operation
Air carrier
Aircraft
N419MC
Make and model
Boeing 74748EF
Aircraft serial
28367
Aircraft time
64,153 hours, 10,827 cycles
Engine
Ge CF680C2B1F
Part
Skin
Condition
Delaminated
Location
K Flap
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 AT MX, REPORTED RT NR 14 L/E KRUEGER FLAP EXTERNAL SKIN (EDGEBAND) - DELAMINATION MEASURING 0.4 INCH WIDTH AND 10 PERCENT OF EDGEBAND LENGTH (REF FIG 1). DISPOSITION WAS MADE TO PERFORM TIME LIMITED REPAIR IAW SRM 51-70-02-1A FIG 101 SHEETS 3 AND 10; SCHEDULE REPEAT INSP AT EVERY 1,000 FH (FLIGHT HOURS) IAW PART 2 AND PERMANENT REPAIR IAW PART 3 AT THE NEXT C CHECK AFTER PART 1 IAW THE SRM 57-43-02, FIG 201, REPAIR 1, TABLE IV (SH 8 OF 9) IAW SRM 51-70-07 (250° FCURE).

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