Thermostat Installation
Wiring Table - 24V AC
Wire
Terminal
Terminal
Color
Letter
Connection
Black
C
Common
Red
R
24V
Yellow
Y
Compressor
White
W
Heat
Orange
O or B
Reverse Valve
Green
GH
Fan High
Purple
GL
Fan Low
NOTE: If the PTAC unit has only one (1) fan speed, connect both fan
control wires – Green and Purple – to the fan terminal (G).
8
Wiring Table - 24V DC
Wire
Terminal
Terminal
Color
Letter
Connection
Black
R
24V
Red
C
Common
Yellow
Y
Compressor
White
W
Heat
Orange
O or B
Reverse Valve
Green
GH
Fan High
Purple
GL
Fan Low
Thermostat Installation
Installing the Wireless Control Card
Power Off the HVAC unit;
➤
Connect the control card to the thermostat terminals on the HVAC
➤
unit - refer to the Wiring Table to determine proper connections.
Mount the control card inside of the HVAC unit.
➤
THE WIRELESS CONTROL CARD ANTENNA MUST NOT BE TOUCHING
ANY METAL COMPONENTS OF THE HVAC UNIT.
THE WIRELESS CONTROL CARD ANTENNA MUST FACE THE
THERMOSTAT ON THE WALL AND BE ORIENTED SO THAT ANY
METAL PARTS OF THE HVAC UNIT DO NOT OBSTRUCT THE WIRELESS
COMMUNICATION TO THE THERMOSTAT AND, IN CASE OF A
NETWORK INSTALLATION, TO OTHER WIRELESS CONTROL CARDS
AND THE SERVER.
THE WIRELESS CONTROL CARD MUST NOT BE PLACED IN THE HVAC
UNIT CONDENSATION PAN AND MUST BE MOUNTED SO IT CANNOT
FALL INTO THE HVAC UNIT CONDENSATION PAN.
➤
Power On the HVAC unit.
Mounting the thermostat to the wall
Remove the thermostat cover;
➤
Use the supplied wall anchors and mounting screws to secure the
➤
thermostat to the wall;
➤
Insert two (2) AA-cell batteries (not supplied) into the thermostat
battery compartment;
Follow the "Thermostat Configuration" instructions;
➤
Replace the thermostat cover and screw in the locking screw;
➤
9