What was found
DISTINCT ODOR WAS DETECTED BY THE FAS AND SHORTLY AFTER "RECIRC FAIL" STATUS MESSAGE APPEARED. DEFERRED RECIRC FANS IAW MEL 21-22-1, CAT-C, M-ACTION C/W. PLACARDED AND UPDATED MMO2. MOC NOTIFIED. R & R RECIRCULATION AFT CARGO BAY, LT SIDE FAN IAW AMM 21-22-10. OPS CHECKS GOOD MMO2 UPDATED PLACARD REMOVED MAINTENANCE NOTIFIED, PN ON/OFF GG670-95022-7, SN ON:01407, SN OFF:L147100355.