Aprilaire 1413 ユーザーズマニュアル

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5.   Align the assembled Upgrade Kit frame with the filter rails in the air cleaner housing and slide the frame completely 
into the air cleaner.
6.   Bend the appropriate locking tab to lock the frame into place 
at the top and bottom.
NEW STYLE MODEL 2400 & ALL 2200s
OLD STYLE MODEL 2400
7.   For “New Style” Model 2200 and 2400 air cleaners (see illustration at right), 
press the Styrofoam door liner into the center of the door. For “Old Style” air 
cleaners, the door liner is not needed.
90-1381
90-1382
Filter rail 
in housing
Install door liner 
(“New Style” air cleaners only)
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