As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AT 180 KTS ON FINAL DROPPED LANDING GEAR AND GOT UNSAFE ON BOTH PRI-SEC. CYCLED GEAR WITH SAME RESULT. INITIATED GO-AROUND. AT 210 KTS ON VECTORS CYCLED GEAR AND GOT 3 GREEN. REMOVED AND REPLACED LANDING GEAR SELECTOR VALVE PER AMM 32-31-03-2 OPS CHECK NORMAL PER AMM 32-30-00-5. LEAK CHECKED NORMAL.