What was found
AFTER TAKEOFF, NR 6 LEADING EDGE FLAP WOULD NOT RETRACT. AMBER COCKPIT INDICATION AND VISUAL INSPECTION IN-FLIGHT VERIFIED FLAP EXTENDED. RETURNED TO ORD.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AFTER TAKEOFF, NR 6 LEADING EDGE FLAP WOULD NOT RETRACT. AMBER COCKPIT INDICATION AND VISUAL INSPECTION IN-FLIGHT VERIFIED FLAP EXTENDED. RETURNED TO ORD.