![](http://pdfasset.owneriq.net/a/07/a07895ca-8d6b-4475-a961-59be09db4e74/a07895ca-8d6b-4475-a961-59be09db4e74-bgf.png)
All installations and services must be performed by qualified service personnel.
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Figure 4.
FILTER REPLACEMENT
See Table 1 for minimum heating filter areas required for the different types of filters available
should the filter used require replacement.
If the unit is equipped with cooling, contact your installer or a qualified service person to
determine the minimum filter area required for the different filter types and your cooling system.