As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING LEVEL FLIGHT, BALL CENTERED, BOTH CONTROL WHEELS WERE COCKED APPPROXIMATELY 30 DEGREES TO THE RIGHT AND THERE WAS 30 DEGREES OF AILERON TRIM NEEDED. AS AIRCRAFT WAS SLOWED DOWN MORE AILERON TRIM WAS NEEDED TO KEEP AIRCRAFT LEVEL. REPLACED LEFT INBOARD AILERON IAW DC-8 MM 27-11-1, OPS CHECKED GOOD.