As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RIGHT MAIN GEAR FAILED TO RETRACT. RT GEAR INTRANSIT LIGHT ON DURING FIRST ATTEMPT. CYCLED GEAR AND RT GEAR LIGHT AND RT GEAR DOOR LIGHT ON. FLIGHT RETURNED TO ORD. REMOVED, INSPECTED AND REINSTALLED RIGHT MLG OUTER DOOR ACTUATION ARM. JACKED AIRCRAFT AND PERFORMED OPERATIONAL AND FREE FALL TESTS. ALSO, DID FUNCTIONAL TEST OF MLG SENORS, ALL NORMAL.