Service difficulty report · Aileron · Boeing 767424ER

Difficulty date
August 27, 2026
Submitted
August 31, 2026
Operation
Air carrier
Aircraft
N77066
Make and model
Boeing 767424ER
Aircraft serial
29461
Aircraft time
95,077 hours, 15,037 cycles
System (JASC)
5751 · Ailerons
Part
Aileron
Part number
113T7100402G
Condition
Contaminated
Location
Zone 600
Stage of operation
NR
How discovered
O
Nature of condition
C
Precautionary procedure
O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

DURING RT OTBD AILERON THERMOGRAPHIC INSPECTION, FOUND MOISTURE INGRESSION BETWEEN WS 1046.2 AND WS 1075.2. REMOVED THE WATER INGRESS, REMOVED DAMAGED, REPAIRED AND INSPECTED WITH LOW FREQUENCY, PAINTED THE REPAIR AND IT WAS RECALCULALETED THE BALANCE MOMENT IAW ECRA 5760-01156.