What was found
AFTER E-2 SHUTDOWN THERE WAS SMOKE OUT THE EXHAUST WITH A SMOKEY SMELL IN THE CABIN. COULD NOT DUPLICATE E2 SMOKE, SEE SEQ #2 FOR DMT. FOUND APU LEAKING OIL, SEE SEQ #3 FOR APU MEL. RAN PACKS AS REQ NO MORE OIL SMELL. A/C OK FOR SERVICE