As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED: GEAR HANDLE WOULD NOT COME DOWN ON FINAL APPROACH. EXECUTED A GO AROUND. ACCOMPLISHED QUICK REFERENCE HANDBOOK. FINALLY ONE LAST TRY AND THE GEAR HANDLE MOVED TO THE DOWN POSITION. REMOVED AND REPLACED LANDING GEAR SELECTOR VALVE PER AMM 32-31-51.