Service difficulty report · Beam · Doug DC862F

Difficulty date
February 23, 2007
Submitted
April 19, 2007
Operation
Air carrier
Aircraft
N71CX
Make and model
Doug DC862F
Aircraft serial
45961
Aircraft time
70,003 hours, 17,984 cycles
Part
Beam
Condition
Cracked
Location
Bs 1540
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 ROUTINE C CHECK INSPECTION, MAIN CARGO UPPER FLANGE BEAM WITH CRANK 1" AT STA 1540.000 RBL 39". PERFORMED MAJOR REPAIR IAW SRM 51-2-1 FIG 1 SHEET 8,12 TR NR 51-130 DATE 01/26/04. REMOVED FASTENERS IAW SRM 51-1-21, CUT DAMAGED AREA AND FABRICATED NEW FLANGE SEGMENT (AL 7075-T6 0.125) AND (02EA) REPAIR ANGLES OF (EXTRUSION 7075T6 0.125 P/N S1325214) AND FILLER AL 7075-T6.IAW SRM 51-2-1 FIG 1, SHEET 8,12, TR NR 51-130 SRM 53-5-2 FIG 3, SHEET 2, ITEM "D" SRM 51-2-0 FIG 50, SHEET 61. CLEANED TREATED AND PRIMED AREA AND REPAIR PARTS IAW SRM 51-1-8B. APPLIED SEALANT TO FAYING SURFACES IAW SRM 51-1-11. INSTALLED REPAIR PARTS IAW SRM 51-2-1, FIG 1, SHEET 8, 12, AND SRM 51-1-20D, 51-3-1. (TORQUE)

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