Installation Instructions
TYPICAL UTILITY CLOSET AND DIMENSIONS
(FOR REFERENCE ONLY)
UNIT INSTALLED THROUGH FRONT OF CASE
Top View
Architectural Louver
111⁄2”
3" min.
10"
10” duct
3"
min.
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| 4" min. | |
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front |
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Door/access panel | |||
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Side View
UNIT INSTALLED THROUGH SIDE OF CASE
Top View
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| Architectural Louver |
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| 111⁄2” |
| 5” min. | |
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| 10” |
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| Door/access panel | |
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| 10” | duct |
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3” min. 
| 5” min. |
Unit front |
Inside wall
• 4" min. from front of case – Unit |
installed through FRONT of case. |
• 5" min. from front of case – Unit |
installed through SIDE of case. |
Rigid 
ductwork
Flexible or rigid duct
Air discharge outlet
Outside wall
14” min. – Required only if optional
Hydronic Heating Kit (RAVHW1, RAVHW2,
RAVHW3) is to be installed. Clearance
for installation should be taken into 
consideration if this kit is to be used.
• 3" min. from two sides of case. |
(5” for side install). |
Option 1
Access panel with return air grille
Option 2 
Return air grille
A
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| Wall |
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| plenum |
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31” |
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| Wall plenum |
| Plenum |
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| divider |
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| cutout |
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| Exterior/Outside | |
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| 321⁄4” H | |
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| x 20” W |
| Filter bracket |
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Drain fittings 3⁄4” |
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| Bottom of case approx. 2” |
Secure platform | above bottom of plenum |
to the floor | Wall plenum |
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8”min. Platform: 231⁄4” x 231⁄4” square
for drain Min. load capacity: 175 lbs. access
B
Platform
Bottom of case approx. 2” above bottom of plenum
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| Field supplied |
A | Minimum recommended access door width: 30” | Outside wall | outer flashing |
B | Minimum recommended access door height: 50” |
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