As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SMOKE IN COCKPIT PASSING 25,000 BEGAN TO FILL THE COCKPIT WITH STRONG ELECTRICAL FIRE SMELL. DECLARED EMERGENCY AND LANDED ASAP. FOUND RECIRC FAN INTERNAL FAILURE. REMOVED RECIRC FAN 67302. INSTALLED NEW FAN IAW 21-01-2, OPS CHECK NORMAL. OK FOR CONTINUED SERVICE.