As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
STARTED APU. AFTER 5 MINS, TURNED ON APU AIR AND FUMES WERE SMELLED. IMMEDIATELY TURNED OFF APU AIR AND SMELL DISSAPATED. AFT CABIN ALSO SMELLED OF FUMES. PERFORMED JIC'S W/C 0550-2002 W/C 4900-2001 0550-9001 TSM 05-50- 00-810-831-A FOUND DE ICE FLUID DRIPPING DOWN TAIL TO APU DOORS TO APU INTAKE NOTIFIED ATL MCC. (EMP# 339240). PERFORMED AMDS W/C 2100-2005, NO SMELL. NOTED. OK FOR SVC. (LP# 9658983)