As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW SMELLED SMOKE-LIKE ODOR ENTERING THE COCKPIT. ISOLATED ODOR TO GASPER FAN. ODOR WAS NOT PRESENT WITH GASPER FAN OFF. LEFT THE GASPER FAN OFF FOR REMAINDER OF THE FLIGHT. AFTER T/S FOUND THE GASPER FAN TO BE THE MAIN ISSUE. R & R GASPER FAN IAW MM 21-23-011-4. OPS CHECK, LEAK CHECK AND ODOR CHECK GOOD. ACFT OK FOR SERVICE. R/I FROM FACT PREMATURE REMOVAL/INSTALLATION. AWAITING TDR RESULTS.