SDR ASOA20131203212

Service difficulty report · Skin · Emb EMB145LR

Difficulty date: December 6, 2013
Submitted: December 9, 2013
Operation: Air carrier
Aircraft: N11539
Make and model: Emb EMB145LR
Aircraft serial: 145536
Aircraft time: 29,477 hours, 22,542 cycles
System (JASC): 5330 · Fuselage Main, Plate/Skin
Part: Skin
Part number: 12020334048
Condition: Cracked
Location: Frame 75
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

DURING A-CHECK INSPECTION, LEFT FUSELAGE SKIN WAS FOUND TO HAVE A FREE FLOATING HORIZONTAL CRACK MEASURING 9.07 MM, 0.35", WITH A 3.47 MM, 0.13", CRACK TRAVELING UP FROM IT AT FRAME 75 ABOVE STRINGER 2L. MAINTENANCE REMOVED THE DAMAGED SECTION OF SKIN AND PERFORMED A TRIPLER REPAIR IAW EC5330-02353, AND THE ACFT WAS APPROVED FOR RETURN TO SERVICE.

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