As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CONDITIONED AIR HAS A STRONG MILDEW ODOR ESPECIALLY WHEN DEMANDING HEAT. CONDITIONED AIR THROUGH DUCT WORK DOES NOT HAVE A STRONG MILDEW ODOR. REMOVED WATER SEPARATOR, REPLACED CONDENSER BAG AND CLEANED ALL PARTS REASSEMBLED. INSTALLED AND OPERATED AND LEAK CHECKED. NO LEAKS OR STRONG MILDEW ODOR COMONG OUT OF THE VENTS IAW AMM 21-51-00, AND 12-19-07.