Service difficulty report · Skin · Doug DC872F

Difficulty date
August 30, 2012
Submitted
October 11, 2012
Operation
Air carrier
Aircraft
N721CX
Make and model
Doug DC872F
Aircraft serial
46013
Aircraft time
93,499 hours, 23,444 cycles
Engine
Ge CFM562C
Part
Skin
Condition
Corroded
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 AN INSPECTION OF THE RT WING UPPER SKIN CORROSION WAS FOUND AT XRS 763.000 BETWEEN S-3 AND S-4. REMOVED CORROSION IAW SRM 51-1-8. FOUND OUT OF LIMITS IAW SRM 57-2-0. PERFORMED NDT INSPECTION IAW NDT SPM PART 06-10-01-0001. NO DISCREPANCY FOUND. PERFORMED FLAP PENNING IAW DPS 4.999 REV "W". FABRICATED REPAIR DOUBLER IAW DWG ED-5525, SRM 57-3-2. FIG 19 ITEM "A" AND DPS 4.710 REV. "L". CLEANED, TREATED AND PRIMED AREA AND REPAIRING PARTS IAW SRM 51-1-8B. APPLIED SEALANT TO FAYING SURFACES IAW SRM 51-1-11. INSTALLED REPAIRING PARTS IAW DWG ED-5525, SRM 51-1-20D AND SRM 51-3-1.

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