What was found
PILOT DISCREPANCY: LANDING GEAR FAILED TO EXTEND. PERFORMED ALTERNATE EXTENSION. REPLACED LANDING GEAR SELECTOR VALVE IAW Q400 AMM 32-31-06. OPERATIONAL CHECK IS GOOD.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
PILOT DISCREPANCY: LANDING GEAR FAILED TO EXTEND. PERFORMED ALTERNATE EXTENSION. REPLACED LANDING GEAR SELECTOR VALVE IAW Q400 AMM 32-31-06. OPERATIONAL CHECK IS GOOD.