Installation Guide
9
www.Broan-Nutone.com | 800.558.1711 DEH 3000/R Installation Instructions
WIRING
Testing
Verify the wiring connections.
WARNING!
ONLY CONNECT THE DMPR TERMINAL TO THE CONTROL IF IT IS WIRED IN A CIRCUIT THROUGH
AN ELECTRIC DAMPER, OTHERWISE TRANSFORMER DAMAGE MAY RESULT.
After checking the wiring, this short test will conrm proper hook-up.
1. Install front cover of the DEH 3000/R; connect the top rst, then the bottom.
2. Plug in the Ultra Aire dehumidier. The DEH 3000/R should power up.
3. Turn the DEH 3000/R ON by pressing the “ON/OFF” button.
4. Verify dehumidication operation by adjusting the RH “SETPOINT” to below the “%RH” reading on the
display. Use the down “RH” button. Conrm Ultra Aire fan and compressor operation. Both should be ON
now.
Increase the RH “SETPOINT” on the display to well above the “%RH” reading on the display. Press the “RH”
up arrow to increase the RH “SETPOINT”.
After running the dehumidier compressor, the DEH 3000/R applies a 10 minute restart lockout on all
functions. You will have to wait for the restart lockout to expire.
5. Verify FAN-only operation:
a. Check the “VENT” mode on the display, it will either be “CLOSED” or “OPEN”. If it is “CLOSED”, go
to the next step. If it is “OPEN”, press and hold the “VENT” key until “OPEN” ashes on the display,
release the key and then press it one more time. “OPEN” will change to “CLOSED”. Don’t touch the
keys for several seconds until it stops ashing.
b. Press and hold the “FAN” button until “AUTO” begins ashing on the display, release it, and then press
it again to switch the fan to the “ON” setting.
c. Conrm that the Ultra Aire fan is ON. Ultra Aire compressor must be OFF. Ventilation damper (if used)
should be CLOSED.
6. Verify optional VENT operation (if motorized damper is installed):
a. Press and hold the “FAN” button until “ON” ashes on the display.
b. Release the “FAN” button, then press it again to switch fan operation to “AUTO”.
c. Press and hold the “VENT” button until “CLOSED” ashes on the display.
d. Release the “VENT” button, then press it again to switch vent mode to “OPEN”.
e. Conrm that the Ultra Aire fan is ON. Ventilation damper is OPEN. Ultra Aire compressor must be OFF.
f. Press and hold the “VENT” button until the “OPEN” ashes on the display.
g. Release the “VENT” button, then press it again to switch vent mode to “CLOSED”.
WARNING!
DO NOT MAKE ANY OTHER CONNECTIONS OR TRANSFORMER DAMAGE MAY RESULT.
7. Verify any additional optional control operations such as fan interlock or A/C lock-out.
8. Proceed to the Operation section (Page 11).