As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
INSPECTION TYPE:NAPACK HAVE A STRONG OIL SMELL.BOTH PACKS OPERATED FROM APU FOR 10MIN WITHOUT GROUND EQUIPMENTS AROUND THE AIRCRAFT. NO ANY FUMES OBSERVED. NO ANY HYDRAULIC OR OIL LEAK AROUND APU AND A/C PACKS FOUND. FIM TASK SUPPORT 21-00-01/PB 301. REV RELEASE 125.00 - 01/2020