CAUTION: Low voltage hazard.
Can cause equipment damage.
Disconnect HVAC equipment before beginning installation.
Two wiring terminal blocks are located on the exhaust end of the TrueDRY unit.
The four terminals for the left hand terminal block
DHUM: Compressor and fan operation for
R: DR65 24V output
FAN: Fan activation only for ventilation
C: DR65 24V output
External 24V devices can be powered from R and
C terminals (20VA max.)
Wire the truedRY dR65
according to the diagram
that applies to your desired
Follow this diagram for ducted
operation with the onboard
TrueDry DR65 Dehumidification System
note: The outer screws on each
terminal block secure the block to the
chassis. They are not used for wiring.
The right hand terminal block in the above figure is
used only for interlocking a TrueDry DR65 with an
equipment fan. The three terminals are:
Fan operation from thermostat
24V from equipment fan
Fan operation from equipment fan