As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIR TURNBACK DUE TO GEAR NOT RETRACTING. GEAR HANDLE WOULD NOT GO PAST CENTER POSITION. TRIED BOTH POSITIONS 1 & 2 DETECTION SYSTEM. ALL BRAKE TEMPERATURES FOR RIGHT MAIN GEAR STAYED AT ZERO DEGREES. ACCOMPLISHED GEAR NORMAL RETRACTION TEST AND GEAR NORMAL EXT TEST PER AMM 32-31-00-0501. NO FAULTS FOUND; OPS CK OK,