What was found
(CAN) SMOKE EMITTED FROM AIR CONDITIONING UNITS WHEN SELECTED TO APU BLEED. INVESTIGATION REVEALED SMALL OIL LEAK ON APU. UNIT REPLACED.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
(CAN) SMOKE EMITTED FROM AIR CONDITIONING UNITS WHEN SELECTED TO APU BLEED. INVESTIGATION REVEALED SMALL OIL LEAK ON APU. UNIT REPLACED.