As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER TAKEOFF THE GEAR HANDLE RED LIGHT REMAINED ILLUMINATED AFTER GEAR RETRACTED. RAN QRH AND PROBLEM PERSISTED. F/O NOTED THAT THE RT MAIN GEAR DID NOT APPEAR TO BE FULLY RETRACTED. RETURNED TO DEPARTURE, GEAR FULLY EXTENDED FOR LANDING AND INDICATED 3 GREEN, LANDED NORMALLY. REPLACED RT MLG ACTUATOR OPS CHECKED GOOD.