Service difficulty report · Aileron · Boeing 767424ER

Difficulty date
October 16, 2026
Submitted
October 19, 2026
Operation
Air carrier
Aircraft
N66056
Make and model
Boeing 767424ER
Aircraft serial
29451
Aircraft time
99,576 hours, 14,087 cycles
Engine
Ge CF680C2B8F
System (JASC)
5751 · Ailerons
Part
Aileron
Condition
Contaminated
Location
Zone 500
Stage of operation
IN
How discovered
O
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 LT OTBD AILERON THERMOGRAFIC INSPECTION WAS NOTICED ONE POINT OF MOISTURE INGRESS ABOUT 25 INCHES FROM INBOARD EDGE LOWER SURFACE, ON A PREVIOUS REPAIR, WS 934.2 DAMAGE B# UPGRADE THE ATTRIBUTES TO MAJOR, PERFORMED THE SFR AND QC CHECK. ALL THE STEPS OF THE EC/RA 5760-01129 WERE ACCOMPLISHED WITHOUT DEVIATION RII - NO FURTHER ACTION, LP CLEARED.