As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE CREW REPORTED THE LANDING GEAR DID NOT GO DOWN WHEN THE LANDING GEAR LEVER WAS MOVED TO THE DOWN POSITION, HAD TO USE THE EMERGENCY EXTENSION HANDLE. R & R LANDING GEAR CONTROL LEVEL IAW JIC 32-31-81. PERFORMED NORMAL EXTENSION & RETRACTION FUNCTIONAL TEST & SYS WORKING PROPERLY IAW JIC 32-31-00. THE ACFT WAS RETURNED TO SERVICE.