Service difficulty report · Skin · Boeing 74747UF

Difficulty date
August 17, 2020
Submitted
August 20, 2020
Operation
Air carrier
Aircraft
N416MC
Make and model
Boeing 74747UF
Aircraft serial
32838
Aircraft time
76,912 hours, 12,731 cycles
System (JASC)
5751 · Ailerons
Part
Skin
Condition
Dented
Location
Lt Aileron
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

AIRCRAFT DAMAGE LOG PERFORM CONTROL ITEM NUMBER 2707 LEFT AILERON I/B HAS DENT ON LOWER SIDE. CUT OUT THE DAMAGED MATERIAL AND CLEAN, MEASURE THE DAMAGED AREA (L=2", W=2, D=1.5" FROM INBD EDGE 21" FROM AFT EDGE AT INBD 460 OF LH AILERON SIDE. BOND 4 REPAIR PLIES WITH FIRM ADHESIVE, CURE AT 260 DEGREES F FOR 30 MINUTES AND MAINTAIN A MINIMUM VACUUM PRESSURE 22"/HG IAW SRM 57-60-01-2R-1. REFER TO SRM 51-70-07-05-0 REV 88. CONDITION CHECK SAT.

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