Service difficulty report · Skin · Boeing 7474J6

Difficulty date
August 8, 2010
Submitted
August 10, 2010
Operation
Air carrier
Aircraft
N747BC
Make and model
Boeing 7474J6
Aircraft serial
25879
Aircraft time
31,389 hours, 9,052 cycles
Engine
Pwa PW4056
Part
Skin
Condition
Punctured
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

THE PURPOSE OF THIS EO IS TO DOCUMENT A MAJOR REPAIR. DURING INSP PHASE OF SCHEDULE MX CHECK, PUNCTURE DAMAGE WAS DISCOVERED ON THE LT WING INBD AFT FLAP T/E - LOWER SURFACE (REF FIG 1). THE PUNCTURE IS 0.25 IN. DIAM. (2.0 IN. AFTER DAMAGE REMOVAL). (PERMANENT REPAIR ACCOMPLISHED IAW ATS NR 8041 IAW THE SRM 57-53-01, FIG 201.THE REPAIR ACCOMPLISHED IN PART 1 OF THIS EO IS CATEGORY A AND WAS PERFORMED IAW THE SRM 57-53-01 FIG 201. NO SUPPLEMENTAL INSPECTIONS ARE REQUIRED.)

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