As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLIGHT 683 EN-ROUTE. DIRTY SOCK SMELL, FLIGHT ATTENDANTS REPORT MOSTLY ON DESCENT & GND. FOUND APU OIL COOLER FAN LEAKING REF LOG PAGE 3123656. R & R APU OIL COOLER FAN IAW AMM 49-52-51. R & R BEARING CAVITY PACKING IAW AMM 49-91-53. COMPLIED WITH JC 26L00021001, 26L00021002 & 26L00021004 OK FOR SERVICE.