What was found
LIGHT ODOR AFTER ENGINE START AND BEFORE LANDING. TROUBLESHOT. APU OVERSERVICED. COMPLIED WITH STEAM CLEANING. REMOVED AND REPLACED BOTH AIR CIRCULATION FILTERS AND OZONE CONVERTERS. OPERATION CHECKS OK. NO SMELL.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
LIGHT ODOR AFTER ENGINE START AND BEFORE LANDING. TROUBLESHOT. APU OVERSERVICED. COMPLIED WITH STEAM CLEANING. REMOVED AND REPLACED BOTH AIR CIRCULATION FILTERS AND OZONE CONVERTERS. OPERATION CHECKS OK. NO SMELL.