As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ARRIVED AT AIRCRAFT OBSERVED STRONG FUMES, ALERTS RECIRC FAN ANNUNCIATED. RELEASED FOR SERVICE PER MEL : 21-25-01-02 CATEGORY : C EXPIRATION : 11JUL20 "MEL 21-25-01-02: (IDENTIFY L AND/OR R) _R__ RECIRC FANS - INOP." R RECIRC FAN INOP.