Service difficulty report · Intercostal · Boeing 74747UF

Difficulty date
August 28, 2010
Submitted
September 20, 2010
Operation
Air carrier
Aircraft
N497MC
Make and model
Boeing 74747UF
Aircraft serial
29258
Aircraft time
49,930 hours, 7,554 cycles
Engine
Ge CF680
Part
Intercostal
Part number
65B0616549
Condition
Cracked
Location
Bs 2000
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

THE PURPOSE OF THIS EO IS TO DOCUMENT THE PERMANENT REMOVAL OF CRACK DAMAGE FROM AREAS OF 65B06165-49 INTERCOSTAL. REPAIR OF CRACK DAMAGE AT BS 2000 ON INTERCOSTAL AT BL 0 AS DOCUMENTED IAW EGAT NCR 609 WAS REPAIRED IAW EGAT EI T2010A53B-1876. THE DAMAGED INTERCOSTAL WAS R & R. THE REPLACEMENT 65B06165-49 INTERCOSTAL WAS MFG IAW DWG 65B06165 AS AUTHORIZED IAW SMAL PO225642. REPLACEMENT 65B06165-49 INTERCOSTAL WAS ATTACHED IAW STRUCTURE INSTALLATION DWG 146U5090. EGAT EI T2010A53B-1876 (SEE FIG 3) FABRICATION AND INSTALLATION OF A REPLACEMENT 65B06165-49 INTERCOSTAL WAS APPROVED.

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