As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LEFT MAIN GEAR TOOK AN EXTRA 20 SECONDS TO COME DOWN WE ALMOST HAD TO GO AROUND. REMOVED AND CHECKED LEFT MAIN GEAR VALVE AND GEAR DOOR RESTRICTOR VALVES. FOUND DIRT IN GEAR RESTRICTOR VALVE. REPLACED GEAR RESTRICTOR PER AMM 32-31-57-04 AND GEAR DOOR RESTRICTOR VALVES PER AMM 32-31-58-04. LEAK CHECK AND GEAR SWING GOOD. GEAR RESTRICTOR VALVE PN 7310SE010500. GEAR DOOR RESTRICTOR VALVE PN 7306SE010200.