What was found
PDX - STRONG OIL SMELL IN COCKPIT AND CABIN WHEN USING APU. NO VISIBLE SMOKE. CLEARS UP AFTER APU SHUT DOWN. PLACED APU ON MEL.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
PDX - STRONG OIL SMELL IN COCKPIT AND CABIN WHEN USING APU. NO VISIBLE SMOKE. CLEARS UP AFTER APU SHUT DOWN. PLACED APU ON MEL.