2 CAUTION - Before Operation ........................................................................................................................................ 4 Operating Your Friedrich Air Cleaner ............................................................................................................................ 4 How Electronic Air Cleaners Work ................................................................................................................................ 5 Clea

3 Operating Your Friedrich Air Cleaner ................................................................... 4 Cleaning ............................................................................................................... 4 Important Precautions ................................................................................ 4 Cleaning the Pre-Filter ............................................................................... 5 Cleaning the Carbon Filter ..............................