Service difficulty report · Skin · Doug DC873F

Difficulty date
March 27, 2006
Submitted
April 7, 2006
Operation
Air carrier
Aircraft
N801DH
Make and model
Doug DC873F
Aircraft serial
46033
Aircraft time
83,564 hours, 31,809 cycles
Part
Skin
Condition
Cracked
Location
Te Flap
Part time
83,564 hours, 31,809 cycles
Stage of operation
IN
How discovered
9
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

LT INBD FLAP LWR SURFACE HAS TWO CRACKS OF 0.500" AND 0.125" AT STA XW 12.000 AND XW 66.000 (MAJOR REPAIR). PERFORMED MAJOR REPAIR IAW SRM 57-7-1 FIG 1. REMOVED DAMAGED PANEL PLATING IAW SRM 57-1-0, SRM 51-1-21. FABRICATED NEW PLATING (AL 2024T3 0.032") AND BONDED FINGER DOUBLER (AL2024T3 0.020") IAW SRM 57-7-1 FIG 1 ITEM "B" "L". BONDED BOTH PARTS WITH HYSOL IAW SRM 51-1-9, SRM 51-1-9A. CLEANED, TREATED AND PRIMED AREA AND NEW PANEL PLATING IAW SRM 51-1-8B. APPLIED SEALANT TO FAYING SURFACE IAW SRM 51-1-11. INSTALLED NEW PANEL PLATING IAW SRM 51-1-21, SRM 51-3-0, SRM 51-3-1.

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