Service difficulty report · Skin Panel · Boeing 7378Q8

Difficulty date
May 16, 2019
Submitted
May 17, 2019
Operation
Air carrier
Aircraft
N816SY
Make and model
Boeing 7378Q8
Aircraft serial
30637
Aircraft time
61,235 hours, 21,612 cycles
Part
Skin Panel
Condition
Cracked
Location
Lt Wing
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

FOUND 31 LOOSE RIVETS ON LT WING UPPER INBOARD LEADING EDGE PANEL. REMOVED THE 31 LOOSE FASTENERS AND PREPARED AREA FOR NDT INSPECTION. HFEC OPEN HOLE AND COUNTERSINK INSPECTION ACCOMPLISHED. 4 EACH COUNTERSINKS CRACKED IN SKIN ONLY. MOVED PNEUMATIC MANIFOLD DUCT TO THE SIDE AND VACUUMED OUT SWARF. 4 CRACKED FASTENER HOLES WILL BE REPAIRED. FABRICATED FILLER BLOCK AND INSTALLED AT OUTBOARD FASTENER HOLE. STARTED INSTALLING FASTENERS REMOVED FOR INSPECTION. AWAITING FASTENERS THAT ARE AOG. INSTALLED REMAINING FASTENERS. NEEDS LEADING EDGE DUCT AND PANELS INSTALLED. PLACED NR 1 ENG STRUT PNEUMATIC DUCT INTO POSITION AND INSTALLED THE V-BAND CLAMP AT OUTTER CONNECTION POINT UNDER PNL. 431CR. PNL. 431CR REMAINS OFF FOR LEAK CHECK. INSTALLED PNEUMATIC STUT DUCT INBD OF NR 1 ENG. AND INSTALLED PANEL 511AB. PLACED NR 2 ENG. STRUT PNEUMATIC DUCT INTO POSITION AND INSTALLED THE OUTTER V- BAND CLAMP. ACCESS PNL. REMAINED OFF FOR LEAK CHECK. INSTALLED THE REST OF THE NR 2 STRUT PNEUMATIC DUCT. RESTORED ALL ACCESS AND LEAK CHECKED DUCT. INSTALLED PANEL 431CR. LEAK CHECKED NR 2 ENG. PNEUMATIC STRUT DUCT. INSTALLED NR 2 ENG. STRUT PNL.

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