As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LEFT MAIN GEAR DID NOT RETRACT AFTER TAKEOFF. NO GEAR PIN ON MAIN WERE FOUND ON ARRIVAL, PARK BRAKE REMAINED ON AFTER BRAKE HANDLE RELEASED. LT MLG DOWNLOCK RELEASE ACTUATOR REPLACED IAW AMM 32-31-05-000-801-A AND 32-31-05-400-801-A. GEAR SWING CARRIED OUT AS PER AMM 32-33-00-710-801-A. ALL FUNCTIONS NORMAL.