Service difficulty report · Structure · Boeing 75724APF

Difficulty date
June 29, 2011
Submitted
July 15, 2011
Operation
Air carrier
Aircraft
N431UP
Make and model
Boeing 75724APF
Aircraft serial
25462
Aircraft time
20,741 hours, 14,209 cycles
Engine
Pwa PW2040
Part
Structure
Part number
111N52078
Condition
Corroded
Location
Bs 900-1040
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

INSPECTION TYPE:C-CK, UPPER CHORD OTBD FLANGE AT BS 900-1040, RBL 24, WL 208 HAS MULTIPLE AREAS OF OUT OF LIMITS CORROSION. R & R ENTIRE UPPER CHORD SECTION FROM BS 900-1040, RBL 24, WL 208 AND INSTALL IAW DRW 111N5207.

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