Service difficulty report · Aileron Sys · Boeing 74745E

Difficulty date
July 14, 2025
Submitted
July 18, 2025
Operation
Air carrier
Aircraft
N578UP
Make and model
Boeing 74745E
Aircraft serial
27154
Aircraft time
124,195 hours, 20,939 cycles
Part
Aileron Sys
Condition
No Discrepancy
Stage of operation
CL
How discovered
O
Nature of condition
O
Precautionary procedure
O

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

What was found

DURING CLIMB OUT AILERON FORCE WERE A LITTLE HEAVIER THAN NORMAL AND RIGHT AILERON REQUIRED SIGNIFICANTLY MORE FORCE THEN LEFT AILERON. PERFORM ROTATIONAL TORQUE CK OF BOTH YOKES IAW AMM 27-11-00-705-091. WITH IN LIMITS.

More about the Boeing 747-45E