What was found
AT LOW POWER SETTINGS, COCKPIT AND CABIN AIR FLOW VERY WEEK WITH STRONG SMELL OF OIL. REPLACED BOTH HEPA FILTERS.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AT LOW POWER SETTINGS, COCKPIT AND CABIN AIR FLOW VERY WEEK WITH STRONG SMELL OF OIL. REPLACED BOTH HEPA FILTERS.