Service difficulty report · Crease Beam · Boeing 7572B7

Difficulty date
November 20, 2009
Submitted
November 20, 2009
Operation
Air carrier
Aircraft
N909FD
Make and model
Boeing 7572B7
Aircraft serial
27200
Aircraft time
52,338 hours, 21,726 cycles
Part
Crease Beam
Condition
Cracked
Location
Bs 740-760
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

RT SIDE CREASE BEAM WEB STA 740-760 CRACKED AT INBD CREASE BEAM CHORD SPLICE POINT. REMOVED ANGLE SPLICE SHIM FOR ACCESS, IAW SRM 51-40-02. REMOVED CREASE BEAM WEB THAT WAS FOUND TO BE OUT LIMITS IAW SRM 53-60-15 AT BS 740-760, RBL 65, INBD CREASE BEAM SPLICE POINT. FABRICATED NEW CREASE BEAM WEB IAW SRM 53-60-15, FIG 101, DETAIL 2. LOCATED AND DRILLED IAW SRM 51-40-02. TREATED AND PRIMED IAW SRM 51-20-01. PAINTED IAW SRM 51-21-00-7. INSTALLED NEW CREASE BEAM WEB AND RE-INSTALLED ANGLE SPLICE SHIM, IAW BS 740-760, RBL 65, INBD CREASE BEAM SPLICE POINT. THIS REPAIR IS CLASSIFIED AS A CAT "A" MAJOR REPAIR.

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