Service difficulty report · Skin Panel · Boeing 747412

Difficulty date
August 17, 2022
Submitted
August 23, 2022
Operation
Air carrier
Aircraft
N702CA
Make and model
Boeing 747412
Aircraft serial
27217
Aircraft time
84,651 hours
Part
Skin Panel
Part number
65B138831
Part serial
NONE
Condition
Delaminated
Location
Zone 100
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 HEAVY MAINTENANCE VISIT, AIRCRAFT INSPECTION REVEALED WATER/OIL INTRUSION IN THE LEFT / AFT CORNER OF ACCESS PANEL #193R (P/N 65B13883-1) FOR THE AFT MAIN LANDING GEAR DOOR SUPPORT STRUCTURE, LOCATED AT APPROXIMATE STATION 1405.3 TO 1437.09, CAUSING DELAMINATION DAMAGE. THE PERMANENT REPAIR WAS ACCOMPLISHED IN ACCORDANCE WITH FLIGHT VEHICLES CONSULTING, LNC'S ENGINEERING ORDER 22125-3 REV A, WHICH WAS APPROVED BY FAA FORM 8110-3 DATED ON AUGUST 11, 2022. DETAILS OF WORK WAS DOCUMENTED IN HAECO XIAMEN'S NRC WKL8689.