Install to Fit Your Application
Flex duct is recommended in connecting to the DR65A3000 collars to reduce vibration noise.
Dedicated Return to Main Supply
A
RETURN
SEPARATE
RETURN
Main Return to Main Supply
B
RETURN
DR65A3000 Dehumidification System 33-00297EFS—09
AIR HANDLER
SUPPLY
DEHUMIDIFIER
(OPTIONAL)
GRAVITY DAMPER
BACKDRAFT
DAMPER
AIR HANDLER
SUPPLY
DEHUMIDIFIER
BACKDRAFT
DAMPER
Duct Sizing: Use minimum 8" diameter round for duct
lengths up to 25' Minimum 10" required for lengths
longer than 25' Duct branches from the main inlet/
exhaust should be minimum 8" round for 2-3 branch-
es, and 8" round or larger for 4 branches or more.
Isolated Areas: Effective dehumidification may
require ducting to isolated or stagnant air flow areas.
Electrical requirements:
115 VAC outlet. Ground fault
interrupter (GFI) recommended.
Ideal when...
•
Access to a dedicated central return for
DR65A3000 is available.
•
Combined with A/C operation; requires
backdraft damper on the exhaust
port to minimize backdraft when
DR65A3000 is not on but A/C is.
•
Providing dry air to a specific area with
M36843
an optional 20% open gravity damper
on DR65A3000 supply.
Ideal when...
•
Running DR65A3000 when not running
A/C.
•
Requires damper on the exhaust port to
minimize backdraft when DR65A3000
is not on but A/C is.
•
Access to a dedicated central return for
DR65A3000 is not available.
•
System fan should run with
M36844
dehumidifier for best results.
M24745
5