As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
COCKPIT FILLED WITH SMOKE ON UPWIND CLIMB - NOTED THAT THE APU OIL QUANTITY WAS LOW. SERVICED APU OIL TO FULL, PERFORMED GROUND POWER RUNS WITH ACM (PACK)- ON, INSPECT WATER SEPARATOR SOCK FOR OIL CONTAMINATION. PERFORMED APU / ENGINE GROUND RUNS UTILIZING DIFFERENT BLEED AIR SOURCES, THEN MEL APU FOR MAINTENANCE FLIGHT. INSPECT APU COMPRESSOR (BORESCOPE)- NO AMORALITIES NOTED. CONTINUE "NORMAL OPERATIONS" PER HONEYWELL APU SUPPORT.