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AIRFLOW
AIRFLOW
Figure 4. View of upper filter rack left side mounting
Figure 3. Filter Rack Components
UPPER FILTER CHANNEL
LOWER FILTER CHANNEL
REAR SLOT
INSERT OVER TAB
ON UNIT BARRIER
FILL PLATE
(USED ON 018 – 036 MODELS ONLY)
PRINTED FROM D675126P01
PRINTED FROM D675127P01
INSTALLED
FILTER RACK
INDOOR COIL
042 – 060 models shown
TWO-INCH
ONE-INCH
VIEW A
BLANK-OFF REMOVED
A
TABLE 1 – Filter Rack Filter Sizes
Unit Size
Filter Size
018 – 036 Models
Use one 18” x 25” filter (one or two inch)
042 – 060 Models
Use two 18” x 20” filters (one or two inch)*
* Note: If not using BAYACCDOR Filter Access Door, use one
18” x 20” filter and one 18” x 18” filter. (One or two inch)
About Trane and American Standard Heating and Air Conditioning
Trane and American Standard create comfortable, energy efficient indoor environments for residential applications.
For more information, please visit www.trane.com or www.americanstandardair.com
The manufacturer has a policy of continuous data improvement and it reserves the right to change design and specifications without notice. We are
committed to using environmentally conscious print practices.
© 2020
18-BH20D1-7A-EN 10 Jul 2020
Supersedes 18-BH20D1-7 (December 2011)