As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT NOT GROUNDED: REPORTS OF ELECTRICAL ODOR NEAR 2R ABOUT SAME TIME STATUS RECIRC FAN MESSAGE RECEIVED. MAINTENANCE MESSAGE SHOWING IS 21-24400, UPPER RECIRCULATION FAN (FWD) MOTOR DOES NOT FOLLOW COMMAND OR IS OVERHEATED. MAINTENANCE REMOVED AND REPLACED THE FWD UPPER RECIRC FAN IAW AMM 21-25-01. OPS CHECK OK.