As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING FLAP RETRACTION FLAPS FROM 5 TO 2 DEGREE AMBER LIGHT. REMAINED ON AND NR 1 LED SHOWED INTRANSIT. COMPLIED WITH QRH AND RETURNED TO MEM. IN WORK, AFTER BLOCKING BACK INTO GATE, NR 1 LEADING EDGE FLAP WOULD RETRACT BUT WOULD CREEP BACK OPEN, WITH HYD SYSTEM PRESSURIZED, SUSPECT BAD ACTUATOR TRYING TO ORDER PARTS. REPLACED NR 1 L/E FLAP ACTUATOR IAW AMM 27-81-022-4. CHECKS NORMAL PREMATURE REMOVAL/INSTALLATION OFF MFG 65-17818-20.