Service difficulty report · Longeron · Doug MD11F

Difficulty date
September 19, 2007
Submitted
October 24, 2007
Operation
Air carrier
Aircraft
N290UP
Make and model
Doug MD11F
Aircraft serial
48456
Aircraft time
78,001 hours, 12,487 cycles
Part
Longeron
Condition
Cracked
Location
Bs 6-100 S6r
Stage of operation
IN
How discovered
9
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 CRACK INDICATION FOUND APPROX 0.3 INCH IN LENGTH DURING HFEC INSPECTION AT STA 6-100 FWD SECTION LONGERON EDGE OF STR 6R AS MARKED. STA 6-100 FWD SECTION LONGERON ATTACHED SPLICE REMOVED. CRACKED LONGERON TRIMMED OFF AT STA 6-80 & REMOVED. TRIMMED OFF AREA REPROTECTED. HFEC INSP C/OUT ON TRIMMED OFF AREA FOUND NO CRACK. LONGERON & REPAIR SPLICE FAB PER SRM 53-10-00 FIG 1 VOL I REV 38. NEW FAB LONGERON & REPAIR SPLICE FASTENER HOLES PICKED UP, PROTECTED, PAINTED & INSTALLED.

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