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49-7772
INSTALLATION INSTRUCTIONS
Installation Overview
Side View
Exterior/Outside
Outside wall
Inside wall
Rigid
ductwork
Flexible or
rigid duct
•
3"
min. from front of unit
•
3"
min. from both sides of unit
Plenum cutout
30-⅞ ” H
x 24-⅝” W
Unit
Front Install Clearances
Side Installs not recommended
Outside wall
Drain Pan
Wall plenum
Field supplied
outer flashing
Plenum
opening
Platform Surface
LARGE CHASSIS TYPICAL UTILITY CLOSET AND DIMENSIONS
(FOR REFERENCE ONLY)
Top View
Grille
duct
'RRUDFFHVVSDQHO
3" min. clearance
three sides*
UNIT INSTALLED THROUGH FRONT OF PLENUM
7KHUPRVWDW
connection
Drain Pan Location
Available Accessories
• Architectural Louver - RAVAL2
:DOO3OHQXP5$9:37WHOHVFRSHVIURP
/2´WR´
:DOO3OHQXP5$9:37WHOHVFRSHVIURP´WR´
• Return Air Grille - RAVRG2
• Access Panel with Return Air Grille - RAVRG3
:DOO7KHUPRVWDW'LJLWDODQG3URJUDPPDEOH
Plenum
/2´
/2´
´
)LOWHU´[´
Platform
Required
Option 2
Access panel with
return air grille
RAVRG3
Option 1
Return air grille
RAVRG2
(used with field
supplied closet door)
Unit
Unit slides into wall plenum
DSSUR[LPDWHO\´
Platform0LQLPXP´KLJKSODWIRUP
recommended. Height may be adjusted
to accommodate plenum opening and drain
access. Platform size minimum 23-
/´[
/´
PLQLPXPORDGFDSDFLW\SRXQGV
Plenum opening must be
/2´ above platform surface
for large chassis installation.
Wall
Plenum
Wall Plenum
7RS6HDO
Bottom Seal
'UDLQ3DQ
Platform Surface
LQFKHV
of bottom seal
removed to
place drain pan
Shown with condensate
draining to left. Could
also drain to the right.
/2´
'LVFKDUJH2XWOHW
23-
/8´
5$9'3
'UDLQ3DQ
,WLVUHFRPPHQGHGWROHDYHDGGLWLRQDO
space around the unit to ease installation
and access for service.
Electrical
connection
Plenum is
~´ELJJHU
than unit width
(~´FOHDUDQFH
each side)
'UDLQKROH
ORFDWH´IURP
back of the unit
DQG´IURPWKH
left side on bottom
RIWKHXQLW'UDLQ
SDQ5$9'3
must be installed
below the drain
hole to collect
condensation
water.
Platform
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