What was found
UPON CLEANING OIL RESIDUE FROM APU, FOUND LT PACK SMOKING SLIGHTLY FROM EXHAUST. FOUND OIL CAME FROM APU OIL COOLER RESIDUE. OPERATED LT PACK IAW AMM, NO FUMES OR SMOKE NOTED FROM AIR CONDITIONING SYSTEM OR EXHAUST. (K)
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
UPON CLEANING OIL RESIDUE FROM APU, FOUND LT PACK SMOKING SLIGHTLY FROM EXHAUST. FOUND OIL CAME FROM APU OIL COOLER RESIDUE. OPERATED LT PACK IAW AMM, NO FUMES OR SMOKE NOTED FROM AIR CONDITIONING SYSTEM OR EXHAUST. (K)