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49-7769
Installation Overview
RETURN AIR GRILLE INSTALLATION OPTIONS
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arrangements will cause performance problems.
There are four indoor return air grille installation options. Choose the option that best suits your installation
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NOTE: Use only one filter in the installation.7KHILOWHUPD\EHLQVWDOOHGRQWKHXQLWRULQWKHDFFHVVSDQHOGRRU
INSTALLATION INSTRUCTIONS
UTILITY CLOSET CONNECTION LOCATIONS
IMPORTANT: Plan and locate plenum, electrical connection,
drains and thermostat carefully to avoid interference. Hard-to-
reach locations will make installation and service difficult!
Reference Dimensions
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B ,QFRPLQJ3RZHU&RQGXLW
C Unit width and depth: 23-
»8´
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5
/8´
3
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locations (select one location and plug
the other two):
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• Secondary drain water flows into
plenum from the back of the unit.
Outside wall
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for transitions only
Use rigid duct for
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C
C
'
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B
A
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hard conduit for
direct connection
´
3
/8´
6-
3
/8´
Small Chassis
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Primary Drains
• A drain connection is located on the back of the unit
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• A drain connection is located on the right and left
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the unit.
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