As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CRUISE, THE LT RECIRCULATION FAN HAS A SMELL OF SMOKE. THE CREW TURNED OFF LT RECIRCULATION FAN AND SMOKE, SMELL WENT AWAY. THEY LANDED WITHOUT FURTHER INCIDENT. MX PERFORMED OPS TEST ON BOTH LT AND RT RECIRCULATION FAN, NO SMOKE ODOR NOTED IAW MM 21-21-1. ACFT WAS RETURNED TO SERVICE.