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Installation Instructions
15
TYPICAL UTILITY CLOSET AND DIMENSIONS
(FOR REFERENCE ONLY)
Side View
Top View
Architectural Louver
10″
duct
Door/access panel
3″ min.
5″ min.
Unit front
3″
min.
Exterior/Outside
Unit
Outside wall
Wall plenum
Inside wall
Air discharge
outlet
Rigid
ductwork
Flexible or
rigid duct
Wall plenum
divider
31″
Option 1
Access panel with
return air grille
Option 2
Return air grille
Filter bracket
Secure platform
to the floor
Platform: 23
1
⁄4″ x23
1
⁄4″ square
Min. load capacity: 175 lbs.
• 4″ min. from front of case – Unit
installed through FRONT of case.
• 5″ min. from front of case – Unit
installed through SIDE of case.
• 3″ min. from two sides of case.
Plenum
cutout
32
1
⁄4″ H
x 20″ W
Drain fitting
3
⁄4″
Outside wall
Platform
Wall plenum
Field supplied
outer flashing
10″
11
1
⁄2″
A
B
A Minimum recommended access door width: 30″
B Minimum recommended access door height: 50″
UNIT INSTALLED THROUGH SIDE OF CASE
Top View
Architectural Louver
10″
duct
Door/access panel
3″ min.
4″ min.
Unit
front
3″
min.
10″
11
1
⁄2″
UNIT INSTALLED THROUGH FRONT OF CASE
Bottom of case approx. 2″
above bottom of plenum
8″ min.
for drain
access
Bottom of case approx. 2″
above bottom of plenum