As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
GEAR WOULD NOT EXTEND ON 2ND ATTEMPT. FOLLOWED EMERGENCY CHECK LIST. PERFORMED ALT EXTENSION, GEAR DOWN AND LOCKED. INSPECTED PSEU FOR FAULT CODES NONE FOUND CYCLED GEAR 10 TIMES WITH NO DEFECT NOTED. REMOVED AND REPLACED LANDING GEAR SELECTOR VALVE AS REQUIRED, CYCLED GEAR 5 TIMES, OPS CHECK & LEAK CHECK GOOD.