Plumbing; Terminal Descriptions - Honeywell TRUEDRY DH150 Professional Installation Manual

Plumbing

Terminal Descriptions

A four-block wiring terminal is located on the sloped
end of TrueDRY DH150.
* Note: Outer screws secure block to TrueDRY
DH150. Not for wiring.
D HUM: Compressor and fan operation for dehumidification.
R: 24V hot
FAN: Fan activation only for ventilation.
C: 24V common
Ducting to Oval Outlet
Bend 10 in. round flex duct to fit over the DH150 oval outlet.
Connect 1/2-in. drain tube to male connection drain
outlet. Secure drain tube to connector with hose clamp.
Run drain hose continuously downhill to an approved
drain or condensate pump. Route to drain with a trap if
possible.
Place TrueDRY DH150 on supports that raise the base
above the top flanges on the drain pan beneath it.
Raising it will optimize drain flow by gravity.
CAUTION: Low-voltage Hazard.
Can cause equipment damage.
Disconnect HVAC equipment before beginning
installation.
7
TrueDRY DH150
69-2271EFS—01