SDR UIEA2011032500174

Service difficulty report · Skin · Boeing 74747UF

Difficulty date: March 25, 2011
Submitted: April 2, 2011
Operation: Air carrier
Aircraft: N492MC
Make and model: Boeing 74747UF
Aircraft serial: 29253
Aircraft time: 54,065 hours, 9,703 cycles
System (JASC): 5753 · Trailing Edge Flaps
Part: Skin
Condition: Delaminated
Location: Lt Wing Te Flap
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 C3 CHECK OF THE DATUM ACFT, DELAMINATION DAMAGE WAS FOUND ON L/E OF THE LT OTBD MID FLAP (PN 65B01925-309C, SN 000474). DELAMINATION MEASURES 3" X 2" AND 3" X 1.5" LOCATED IN DISTANCE OF 180" AND 186" FORM INBD EDGE OF THE MID FLAP. (REPAIR WAS ACCOMPLISHED IAW SRM 51-70-07, PARA 5A, FIG 5.

More about the Boeing 747-47UF