Service difficulty report · Crease Beam · Boeing 75723A

Difficulty date
May 29, 2009
Submitted
June 5, 2009
Operation
Air carrier
Aircraft
N922FD
Make and model
Boeing 75723A
Aircraft serial
24293
Aircraft time
63,958 hours, 20,678 cycles
Part
Crease Beam
Condition
Corroded
Location
Bs 1290-1370
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

NR 3 LT EMERGENCY EXIT DOOR LOWER SILL BS 1343, HAS 1 RUSTY NUTPLATE. REMOVED NUTPLATE, CORROSION NOTED AT LOWER SILL TEE BRACKET & CREASE BEAM AT BS 1343. REMOVED CORROSION ON CREASE BEAM, FOUND OUT OF LIMITS IAW SRM 53-60-15. REMOVED CREASE BEAM AT BS 1290-1370, LBL 59, AND RECEIVED NEW CREASE BEAM. INSTALLED NEW CREASE BEAM AT BS 1290-1370, LBL 59, IAW SRM 51-40-02. REMOVED L3 DOOR HINGE FOR ACCESS IAW SRM 51-40-02. REMOVED CORROSION ON T-BRACKET, OUT OF LIMITS IAW SRM 53-60-15. FABRICATED REPAIR DOUBLERS IAW SRM 51-70-12. INSTALLED REPAIR DOUBLERS AT BS 1343, LBL 59, IAW SRM 51-40-02 AND REINSTALLED L3 DOOR HINGE IAW SRM 51-40-02. THIS REPAIR IS CLASSIFIED AS A CAT 'A" MAJOR REPAIR.

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