As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLIGHT CREW REPORTED LANDING GEAR SLOW TO RETRACT AFTER T/O. RT MAIN GEAR INDICATION SWITCHED FROM UP TO AMBER TO UP A FEW CYCLES FOR OVER 30 SECONDS. THUMPING HEARD FROM NOSE WHEEL WELL. MX R & R RT MLG UPPER LOCK BOX AND PERFORMED OPS CHECK SUCCESSFULLY. ACFT WAS APPROVED TO RETURN TO SERVICE.