What was found
FLAP DISAGREEMENT WARNING WHEN FLAPS RETRACTED AFTER TAKEOFF. COULD NOT DUPLICATE DISCREPANCY, CLEANED FLAP TRACKS AND ACFT RETURNED TO SERVICE.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
FLAP DISAGREEMENT WARNING WHEN FLAPS RETRACTED AFTER TAKEOFF. COULD NOT DUPLICATE DISCREPANCY, CLEANED FLAP TRACKS AND ACFT RETURNED TO SERVICE.