Installation Guide

13 English
1
90-1857
FLOAT
Switch
DH DH
Figure 22: Float Switch Wiring
1 - Normal Closed
Float Switch
VENTILATION
The dehumidifier can activate a normally closed
damper to bring in outdoor air through a fresh air
intake duct. This feature cannot be used when a Model
76 has been installed in a remote control application
and should not be used in two-zone installations.
1. Install the Fresh Air Inlet (FAI) duct and damper as
shown in
Figure 23 and Figure 24 .
3
2
4
5
1
90-1897
Figure 23: Onboard Control Ventilation Installation
1 - Air is Pulled
from Outside
2 - 6' Minimum
3 - HVAC/Furnace
4 - Balancing Dampers
5 - Normally Closed
Vent Damper
MIN
2
3
4
1
90-1898
Figure 24: External Control Ventilation Installation
1 - Air is Pulled
from Outside
2 - HVAC/Furnace
3 - 6' Minimum
4 - Normally Closed
Vent Damper
2. Install the Outdoor Temperature Sensor (ODT) as
shown in
Figure 25 and Figure 26 – only needed if
ventilation will be limited during high or low outdoor
temperature conditions.
1
4
2
3
B2202617-D
Figure 25: ODT Mounted Outside
1 - North, East or West
Side of Home
2 - Outdoor
Temperature Sensor
3 - Above Expected
Snow Line
4 - Outdoor
Temperature
Sensor Leads