Instruction d'utilisation Aprilaire 4 25-3

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Media Air Cleaners
Installation Instructions
WARNING CAUTION
1. High voltage may cause serious 1. To prevent component failure, do not install the air cleaner on the warm
injury from electrical shock. air supply or in an area where the temperature may exceed 140°F. This
Disconnect power to the may include areas above heat exchangers in downflow furnaces or above
furnace/air handler before exhaust flues in lowboy furnace cold air returns.
starting installation. 2. Installation must be do

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INSTALL THE AIR CLEANER CABINET LOCATING THE AIR CLEANER 1. Leave sufficient space in front of the air cleaner for the removal of FIGURE 1 – Filtering Media Clearance the filtering media (see Figure 1). 2. DO NOT INSTALL DOWNSTREAM OF A UV LIGHT. UV lamps will cause degradation of the filtering media. 3. Figures 2-4 show typical applications. FIGURE 2 – Horizontal Installation Airflow 90-1319 FIGURE 3 – Highboy Installation 90-1374 Airflow Airflow 29" 90-1318 FIGURE 4 – Highboy Upflow Inst

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INSTALLATION 1. Disconnect power to the furnace or air handler at the electrical service panel. FIGURE 5 WARNING 120 Volts may cause serious injury from electrical shock. Disconnect power to the furnace/air handler before starting installation. Leave power disconnected until installation is completed. 2. Remove the air cleaner door from the outer housing and pull out the filtering media. 3. If replacing an existing filter, remove the filter and thoroughly clean the blower compartment. 90

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P.O. Box 1467 • Madison, WI 53701-1467 • Phone: 800/334-6011 • Fax: 608/257-4357 • www.aprilairepartners.com 10009757 1.12 Printed in U.S.A. B2701229A © 2012 Aprilaire – A division of Research Products Corporation