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Table of Contents
The Friedrich C-90A Electronic Air Cleaner ......................................................... 3
CAUTION: Before Operating the Unit ................................................................. 3
Operating Your Friedrich Air Cleaner ................................................................... 4
Cleaning ............................................................................................................... 4
Important Precautions ................................................................................ 4
Cleaning the Pre-Filter ............................................................................... 5
Cleaning the Carbon Filter ......................................................................... 5
Cleaning the Electronic Cell ....................................................................... 5
Alternate Cell Cleaning Method .................................................................. 6
Discoloration of the Cell ....................................................................................... 6
Replacing the Cell in Cabinet ............................................................................... 6
Activated Carbon Filter ......................................................................................... 7
Consumer Troubleshooting Guide ....................................................................... 7
Major Components Diagram ................................................................................ 8
Specifications ....................................................................................................... 8
If You Need Service ............................................................................................. 9
Regional C-90A Warranty Repair Stations ........................................................... 9
Electronic Air Cleaner Warranty ......................................................................... 10