As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW REPORTED THAT WHEN THE GEAR WERE RETRACTED, THE RT GEAR AND THE AFT GEAR DOOR DID NOT RETRACT. CREW FOLLOWED QRH AND CYCLED THE GEAR DOWN. DID NOT DECLARE AN EMERGENCY AND RETURNED TO DEPARTURE, LANDED WITHOUT INCIDENT. MAINTENANCE PERFORMED ALTERNAT BLEEDING OS SYSTEM 2 IAW AMM AND ACFT OPS CHECKED GOOD. ACFT IS GOOD FOR SERVICE.