As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE RT MLG NOT UP LOCKED AFTER TAKEOFF. CYCLED GEAR ONCE IN FLIGHT, SAME RESULT. FLIGHT RETURNED TO FIELD & LANDED WITHOUT INCIDENT. REPLACED 9LP CIRCUIT BOARD. OPERATIONS CHECK INDICATION DURING RETRACTION TEST IAW AMM 32-31-00-720-002A. ALL INDICATIONS NORMAL.