12
Ultra-Aire 70H Installation Instructions
www.Ultra-Aire.com | 1-800-533-7533
Ultra-Aire
Supply
Air Handler
HVAC Supply
A/C Return to A/C Supply
HVAC Return
Backdraft
Damper
Fresh Air Intake
(Optional)
Motorized
Damper
Optional Check Damper
(no A/C fan needed)
HVAC Return to HVAC Supply
Ultra-Aire
Supply
Air Handler
HVAC
Supply
A/C Return to A/C Return
Indoor Air
Return
Optional Fresh Air Intake
HVAC Return
Motorized Damper
Fresh Air Intake
(Optional)
Motorized
Damper
Optional Check Damper
(no A/C fan needed)
HVAC Return to HVAC Return
DUCTING TO HVAC SYSTEMS
Alternative HVAC System Installations
Air Handler
HVAC Supply
Dedicated Ultra-Aire 70 Return to A/C Return
HVAC Return
Ultra-Aire
Supply
Indoor Air
Return
Fresh Air Intake (Optional)
Motorized Damper
Dedicated Ultra-Aire Return to HVAC Return
If the Recommended Dedicated Ultra-Aire Return to HVAC Supply Installation is not possible, there are several
alternative installation options available.
• DO NOT locate return in a bathroom or kitchen.
• Control should be located remotely from the dehumidifier and placed in a central location.
• For basement and crawlspace installations, an optional tee can be installed on the Ultra-Aire Supply.
Check Damper should be in
place between the Return and
Supply connections of the
dehumidifier.
If Check Damper is not in place,
the HVAC fan must turn
on when the dehumidifier is
in operation.
Create a separate return for the
Ultra-Aire 70H in a central area of
the building.
Installing the supply air from the
Ultra-Aire 70H in the return of the
HVAC system requires the HVAC
fan to run when the Ultra-Aire
70H is operating.
Check Damper should be in
place between the Return and
Supply connections of the
dehumidifier.
If Check Damper is not in place,
the HVAC fan must turn
on when the dehumidifier
is in operation.
Содержание 70H
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