As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON CLIMB OUT WHEN GEAR WAS RETRACTED, LT MLG DOORS REMAINED OPEN. CREW CYCLED THE GEAR AND LT MLG DID NOT EXTEND. CREW RETRACTED THE GEAR AND ALL DOORS CLOSED. ON APPROACH CREW PERFORMED AN ALTERNATE GEAR EXTENSION. MAINTENANCE FOUND THE LEFT MLG OUTBOARD WOW SENSOR OUT OF ADJUSTMENT AND A FAULT CODE 58 IN THE PSEU BITE MEMORY. ADJUSTED THE WOW SENSOR AND REPLACED THE PSEU.