Installation Manual

VENTILATION
The dehumidifier can activate a normally closed damper to bring in outdoor air through a fresh air intake duct� This feature can not be used when a
Model 76 has been installed in a Remote Control application, and is not recommended for two-zone installations�
INSTALLATION AND WIRING
REQUIRED COMPONENTS
• Aprilaire Model 6506, Normally Closed damper
• 6" insulated duct for fresh air intake duct
• 24 VAC transformer (10 VA min�) for ventilation damper
• Intake hood
• 18-22 AWG wire
OPTIONAL COMPONENT
• 8052 Outdoor Temperature Sensor
BALANCING
DAMPERS
NORMALLY CLOSED
VENT DAMPER
AIR IS PULLED
FROM OUTSIDE
HVAC/FURNACE
6 ft
MIN
+ - A B ODT VENT DEH
Sensor DampersRemote
FLOAT
Switch
DH DH
Gh Rf Cf Gs YW
HVAC EQUIP.
HVAC
EQUIPMENT
THERMOSTAT
OR ZONE
CONTROL
BOARD
24 VAC
(10 VA MIN)
TRANSFORMER
6" NORMALLY
CLOSED DAMPER
OPTIONAL OUTDOOR
TEMPERATURE SENSOR
(MODEL 8052)
Y
W
C
R
G
Y
W
G
C
R
NORMALLY CLOSED
VENT DAMPER
AIR IS PULLED
FROM OUTSIDE
HVAC/FURNACE
6 ft
MIN
90-1897
90-1861
90-1898
FIGURE 26 – SINGLE ZONE, ON-BOARD
CONTROL VENTILATION INSTALLATION
FIGURE 28 – VENTILATION WIRING
FIGURE 27 – SINGLE ZONE, EXTERNAL
CONTROL VENTILATION INSTALLATION
19