SDR UIEA2013080100422

Service difficulty report · Skin · Boeing 74747UF

Difficulty date: August 1, 2013
Submitted: August 1, 2013
Operation: Air carrier
Aircraft: N496MC
Make and model: Boeing 74747UF
Aircraft serial: 29257
Aircraft time: 60,060 hours, 9,396 cycles
System (JASC): 5330 · Fuselage Main, Plate/Skin
Part: Skin
Condition: Cracked
Location: Bs 1735
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 WALK AROUND A .75" CRACK WAS FOUND ON THE RT SIDE OF THE ACFT. FUSELAGE SKIN AT STATION 1735, S-42R. EO 4453A892 DOCUMENTS A CATEGORY B PERMANENT REPAIR ACCOMPLISHED IAW THE SRM 53-00-0, REPAIR 15, FIG 201. PART 2 OF THE EO REQUIRES AN INITAL HFEC INSPECTION AT 15,000 FLIGHT CYCLES WITH REPEAT HFEC INSPECTIONS PRIOR TO EVERY 6000 FLIGHT CYCLES.

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