Controls - Ultra-Aire XT205H Installation Instructions Manual

A control must be used with the Ultra-Aire XT205H. Ultra-Aire offers the DEH 3000 proprietary control. The
DEH 3000 allows homeowners to monitor and control relative humidity and proper ventilation levels in their
home. This control is also available with a remote sensing option.
Note: The DEH 3000 is sold seperately and can be purchased through your local dealer or online. Other
thermostats are compatible with the Ultra-Aire XT205H.
Ultra-Aire DEH 3000 Digital Control
• Central Fan Integration – Operates HVAC
fan with dehumidifier operation.
• A/C Sensor – Automatically activates or
deactivates the dehumidifier when the air
conditioner runs.
• High Temperature Cut-Out – Disables
dehumidifier operations if household
temperature reaches the cut-out setpoint.
• Dry-Out Cycle Timer – Automatic fan
cycling to ensure dry and clean coils.
• Auto Reboot – Resumes operation with
prior settings in the event of power failure.
See DEH 3000 manual for detailed instructions.
Wiring Controls
CAUTION!
DO NOT ALLOW THE YELLOW LEAD FROM THE ULTRA-AIRE XT205H TO CONTACT THE RED
LEAD OR THE WHITE LEAD FROM THE ULTRA-AIRE XT205H OR DAMAGE TO THE TRANSFORMER
WILL RESULT.
DO NOT CONNECT THE WHITE WIRE TO THE CONTROL IF THE OPTIONAL DAMPER IS NOT
USED OR DAMAGE TO THE TRANSFORMER WILL RESULT.
Control Connections
The control and the control wires leaving the Ultra-Aire XT205H are numbered and color-coded to prevent
confusion. Depending on the control, some of the wires leaving the Ultra-Aire XT205H may not be used. For
safety, the unconnected wires should be covered with wire nuts. Be sure to consult the electrical schematic
in this manual or inside the access panel of the Ultra-Aire XT205H before making control connections.
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CONTROLS

Ultra-Aire XT205H Installation Instructions
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